一剪寒梅love
drop: [ drɔp ] . . n. 滴,微量,落下 v. 放下,掉下 [ 过去式dropped 过去分词dropped 现在分词dropping ] .n. 1. a small indefinite quantity (especially of a liquid)he had a drop too much to drink同义词： drib | driblet 2. a shape that is spherical and smallhe studied the shapes of low-viscosity drops同义词： bead | pearl 3. a sudden sharp decrease in some quantitya drop of 57 points on the Dow Jones index同义词： dip | fall | free fall 4. a steep high face of rocka steep drop同义词： cliff | drop-off 5. a predetermined hiding place for the deposit and distribution of illicit goods (such as drugs or stolen property) 6. a free and rapid descent by the force of gravityit was a miracle that he survived the drop from that height同义词： fall 7. a curtain that can be lowered and raised onto a stage from the flies同义词： drop curtain | drop cloth 8. a central depository where things can be left or picked up 9. the act of dropping somethingthey expected the drop would be successful 1. let fall to the groundDon't drop the dishes 2. to fall verticallythe bombs are dropping on enemy targets 3. go down in valueStock prices dropped 4. fall or drop to a lower place or level同义词： sink | drop down 5. terminate an association withdrop him from the Republican ticket 6. utter casuallydrop a hint 7. stop pursuing or actingdrop a lawsuit同义词： knock off 8. leave or unload, especially of passengers or cargo同义词： drop off | set down | put down | unload | discharge 9. cause to fall by or as if by delivering a blow同义词： fell | strike down | cut down 10. lose (a game)The Giants dropped 11 of their first 13 11. pay out同义词： spend | expend 12. lower the pitch of (musical notes)同义词： flatten 13. hang freelyThe light dropped from the ceiling同义词： dangle | swing 14. stop associating withThey dropped her after she had a child out of wedlock同义词： dismiss | send packing | send away 15. let or cause to fall in drops同义词： dribble | drip 16. get rid of同义词： shed | cast | cast off | shake off | throw | throw off | throw away 17. leave undone or leave out同义词： neglect | pretermit | omit | miss | leave out | overlook | overleap 18. change from one level to anotherShe dropped into army jargon 19. grow worse同义词： devolve | deteriorate | degenerate 20. give birthThe cow dropped her calf this morning drop : 1. 水果糖 mint 薄荷糖drop 水果糖marshmallow 棉花糖 ...2. 吊球 clear 高远球drop 吊球carry 持球 ...3. 合并 【Collapse】（合并群组） 【Drop】（合并） 【Drop All】（合并全部） ... drop : 水果糖 | 吊球 | 合并 drop : E drop : 电压降 E drop : 电压降 E drop : 电压降 E heavy decker 重甲板船E limber kentledge 压载铁块 ...i-Drop : 联机拖放drop it : 停止吧 | 停滞吧 | 停下吧 1. 停止吧 drop in on sb 拜访某人drop it 停止吧drop it off 把它放到... ... 2. 停滞吧 drop in on sb 拜访某人drop it 停滞吧drop it off 把它放到... ... 3. 停下吧 drop in on sb 探望表示不知道那个人drop it 停下吧drop it off 把它放到... ..drop by : 顺道拜访 | 顺便走访，非正式访问 | 顺便来访 drop by : 1. 顺道拜访 drooling around her all the time 一直对她垂涎三尺drop by 顺道拜访drop dead 去你的 ... 2. 顺便走访，非正式访问 drive up[]抬高 drop by[]顺便走访，非正式访问 drop off[]睡着；(让…)下车 ... 3. 顺便来访 . ... 本栏目最新文章 ...dress up 穿上盛装、打扮得漂漂亮亮 drop by 顺便来访 drop off 减弱、减少 ... drop on : 训斥，惩罚 | 训斥 | 落在 drop on : 1. 训斥，惩罚 . ... 大学六级词组 ...drop off[]睡着；(让…)下车 drop on[]训斥，惩罚 drop out[]退出，退学；掉落 ... 2. 训斥 . ... 英语新词汇与常用词汇的翻译(页 19) - 外语学... ...drop off 离开drop on 训斥drop one's guard 丧失警惕 ... 3. 落在 . ... 英语常用短语词典 ...descend on；drop on； befall落在；落到…身上attack；go and fight with进攻；袭击come to pass on or occur on（a certain day）适逢 ... drop in : 顺便（非正式）访问 | 串门 | 顺便走访（某人） drop in : 1. 顺便（非正式）访问 . ... 主题:成人高考高中起点英语备考单词表 ...dress up穿上盛装，精心打扮 drop in顺便（非正式）访问 drop out退学，退出 ... 2. 串门 . ... 单词-词汇学-三人行教育网 ...dress up 化装；装饰；打扮drop in (over) 顺访；串门drop off 睡着；(客人)一个个地散去；(兴趣等)减弱 ... 3. 顺便走访（某人） dozens of 几十 drop in 顺便走访（某人） due to 由于，因为 ... IR-drop : 电压下降. ... [分享] 灯饰照明、电子电工专业词汇英语对照翻译（E-N） ...IR(infrared radiation) 红外辐射 IR-drop 电压下降 irradiance 光照度/颜色 ... Drop-in : 掉入,偶入 | 插入式 | 落入式 Drop-in : 1. 掉入,偶入 . ... 全国翻译专业资格（水平）认证考试论坛-计算机与网络... ...drop-down menu 下拉式菜单 Drop-in 掉入,偶入 Drop-out 偶出 ... 2. 插入式 . ... 插入式(Drop-in)模块的设计灵活性有限且成本偏高，但所需要的设计时间最少，仅仅需要一个输入和输出电容。 3. 落入式 . ... 他们已在开发一种“落入式”（drop-in）方法，将抛光机、整合量测单元和先进工艺控制单元共同集成在一个先进的封装中。 IR drop : 电压降 . ... 但是，对晶片的电压降(IR drop)进行模拟或是提出能够使压降最小化的路由型态，这样的技术与电压调节器和电源元件供应商试图将2.85伏或3.6伏的电压调整到3.0伏相... droop: [ dru:p ] . . v. 下垂,消沉 [ 形容词droopy 副词droopily ] 以上来源于: Dict.cn . droop: [ dru:p ] . . .n. a shape that sags同义词： sag .v. 1. droop, sink, or settle from or as if from pressure or loss of tautness同义词： sag | swag | flag 2. hang loosely or laxly同义词： loll 3. become limp同义词： wilt droop : 1. 下垂 . . . 倾 ...droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 drop angle 倾斜角 ... 2. 减弱 . . . 倾 ...droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 drop angle 倾斜角 ... 3. 下垂，低垂 . . . 光电英语词汇(D2) ...drone (1)遥控无人驾驶飞机(2)靶机droop 下垂，低垂drop (1)滴(2)下落，降落 ... droop : 下垂 | 减弱 | 下垂，低垂 droop : 1. 下垂 . ... 倾 ...droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 drop angle 倾斜角 ... 2. 减弱 . ... 倾 ...droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 drop angle 倾斜角 ... 3. 下垂，低垂 . ... 光电英语词汇(D2) ...drone (1)遥控无人驾驶飞机(2)靶机droop 下垂，低垂drop (1)滴(2)下落，降落 ... V-Droop : 降压 . ... 查看完整版本: 超频时不可忽视的问题：自动降压（V-Droop） droop rate : 下降率 droop rate : 下降率 droop rate : 下降率 . ... 电力专业英语 ...分接头 tap下降率 droop rate仿真分析 simulation analysis ... droop stop : 下垂限动块 drogue 浮锚droop stop 下垂限动块drooped aileron 下垂副翼 ... zero droop : (调速器的)不等率为零 zero-drift error ==> 零点漂移误差 zero droop ==> (调速器的)不等率为零 zero droop governor ==> 无差调速器 ... droop line : 下降线 | 垂线 droop line : 1. 下降线 . ... 词博科技英语主科技词汇[140401-140500] ...droop governor 下降调速器droop line 下降线; 垂线droop setter 不等率调整装置 ... 2. 垂线 droop governor 下降调速器droop line 下降线; 垂线droop setter 不等率调整装置 ... beam droop : 波束下垂 beam drill 摇臂钻床beam droop 波束下垂beam drop 波束降落 ... droop error : 倾斜误差. ... 倾 ...drift indicator 倾角测量仪 droop error 倾斜误差 droop 下垂；下降；倾斜；斜面；固定偏差；减弱 ... pulse droop : 脉冲倾斜 | 脉冲衰减 pulse droop : 1. 脉冲倾斜 . ... 斜 ...published angle 预定〔井斜 pulse droop 脉冲倾斜 pulse tilt 脉冲顶部倾斜 ... 2. 脉冲衰减 pulse driver 脉冲驱动器pulse droop 脉冲顶部倾斜; 脉冲衰减; 脉顶倾斜pulse dropout 脉冲脱落 ... speed droop : 速度下降率 | 速度降低 | 降速 speed droop : 1. 速度下降率 speed distance curve 速度距离曲线speed droop 速度下降率speed electromotive force 速率电动势 ... 2. 速度降低 . ... 推荐文章 ...speed droop 降速speed droop 速度降低speed drop control 速度下降控制 ... 3. 降速 . ... 推荐文章 ...speed drive 速度传动装置speed droop 降速speed droop 速度降低 ...
秋末夏初
偶滴神呀！就单独一个BY怎么解释呀！直接翻译：by[bai] prep.1．(表示位置)在…近旁; 在身边; 靠近2．(表示时间)不迟于; 在…时候3．(表示方向)从…中经过4．(表示方式)搭乘, 通过; 抓住…; 靠, 采取; 就…而论; 以…称呼方式; 以…的名义; 凭着5．(表示原因)随…而来, 由于（置于不带 the 的名词前，表示原因）adv.1．在近旁2．经过, 走过3．保留（表示保留或保存时用）n.1．[人名] 拜abbr.1．Bedfordshire Yeomanry 贝德福德郡自耕农2．Belarus (因特网代码)3．blowing spray 压入式喷洒
追风的夕夕
by作介词意思有靠近；通过；被；经由；不迟于。作副词意思有经过；在旁边；靠近。
其英式读法是[baɪ]；美式读法是[baɪ]。
by在表示时间时，常与动词的一般时、将来时、完成时或将来完成时连用。作“在…时候”解时，常用于by day〔night〕短语中。
相关例句：
1、The house by the lake is a restaurant.
湖边的那座房子是家饭店。
2、He entered by the back door.
他从后门进入。
扩展资料：
一、单词用法
prep. (介词)
1、by表示方式(除作“抓住…”解时)或原因后接名词时,名词前通常不加冠词。
2、by表示方式作“凭着”解时,其后常接反身代词; 作“乘”解时,后接交通工具,其前不加冠词。
3、by表示比率作“以…为单位”解时,常与表示单位的名词或数词连用,名词前常用定冠词; 作“…比…”解时,用于两个数字之间表示面积。
4、by表示累加时,前后一般用同一个名词、数词或副词,名词前不用定冠词,且不用于复数形式。
5、by表示动作者的时候,常用于被动结构。
6、by用于被动结构时，既可以引出施动者，也可用来表示做某事的手段。
二、词义辨析
prep. (介词)
by, according to, from, in, on, under
这组词的共同意思是“根据”“按照”。其区别是：
1、according to是这组词中最常用的一个,可指依据某人的话语、说法、指示,也可指按照某计划、法规等,可以是正式的,也可以是非正式的。
2、by的本意是“凭借某种手段、方式”,由此引申出“依据,按照”,其宾语常为某种规则、法规、标准、习俗等。
3、from的本意是“来源”,由此引申出“根据事物的来源判断”。
4、in指“依据”时,仅见于与eye, opinion, view等表示观点的名词或order, sequence等表示顺序的名词连用,还见于in law, in practice, in theory等短语中。
5、on是根据事物发生和存在所依靠的基础这一用法,由此引申为“根据,按照”,与之连用的词一般是表示忠告、规则、命令、指示、协议、建议、原理的名词。
6、under通常指根据正式的协议、法令、条款、合同等,含有在其控制或约束之下的意味。
永远的怀念!
by1 [bai] prep.1. [表示空间关系]靠近，在…附近，在…旁边：to stand by the wall站在墙边a house by a river河畔的房子2. 在…身边；在…手头：I have got some money by me.我身边有些钱。3. [表示时间关系]在…期间，在(白天、夜晚)的时候：to travel by night在夜间旅行to work by day在白天工作在固定的时间内：to work by the hour按钟点工作不迟于；到…时(为止)，到(某时)之前：Be back by ten o'clock.10点以前回来。We usually finish work by six o'clock.我们通常在6点钟之前完成工作。在…环境下，以…为伴：Jack and Mary walked by moonlight.杰克和玛丽在月光下散步。4. [表示运动的方向]：沿，沿着，经由，经过；取道：to New Jersey by the Holland Tunnel经霍兰隧道去新泽西州经过…旁边，从…旁边(过去)；通过：to march by the reviewing stand在观礼台旁列队通过They went by the church.他们从教堂旁边走过。方向偏于，向，朝：north by west北偏西to sail NE by N向东北偏北方向航行5. [表示努力的方向，表示关系]对，对于，对待：to do well by a friend待朋友好She did well by her child.她待孩子好。6. [表示方法、方式、手段或媒介，表示行为者是谁或起作用的事物是什么]靠，用，通过，被，由：I know her by sight.我与她只是面熟(并不熟识)。gained by fraud靠欺诈得到7. [表示方式、式样]根据，按，照，依照，遵奉：to go by the book照书本行事That is a bad book by any standards.不论根据什么标准，那都是一部坏书。[表示反复或连续](一个)又(一个)，(一个)接着(一个)，逐一，连续：marching two by two两个两个地行进little by little一点点地逐渐地，渐次：to grow dark by degrees渐渐地变暗8. [表示允许、许可、同意、批准]蒙…的许可；认可，批准：by your leave请允许我；对不起9. [用作虚词表示尺寸、长度、面积]到…地步，到…程度：apples by the pack大量的苹果a room 12 feet by 14 feet一个宽12英尺长14英尺的房间(尺寸、面积)乘：two by four 2乘4用(所给数)作乘或除：multiply 10 by 4用4乘以10devide a by b用b除a10. [表示传递、交通等的方式]He arrived by air.他坐飞机到达了。They went by ship.他们坐船去。11. [表示原因]由于，因：They won the game by forfeit.他们因怕受罚而赢得了那场比赛。I met her by chance.我偶然碰到她。12. 按…计算：I am paid by the month.我按月领工资Grains are sold by the bushel.谷物论蒲式耳出售。13. [表示程度、数量等]以…之差：She's taller than her younger brother by two inches.她比她小弟高两英寸。The new boat is larger than the old one by a great deal.新船比旧船大得多。14. 就(出生、职业、本性等)来说：He was very generous by nature.他生性慷慨大方。15. 由…所生：Mary had a son by Harry.玛丽给哈里生了一个儿子。16. (哺乳动物)以…为种畜，以…为父亲：John II by John约翰二世为约翰之子17. 以(神)的名义，凭，对(或当)着…(发誓)：to swear by all that is sacred当着一切神圣的东西发誓18. [主苏格兰英语]与…相比19. 到，来(串门，访问)：Drop by my home this evening.今晚到我家来谈谈。20. [美国口语]在…地方：I'll give you a dinner by that restaurant.我到那家餐馆去请你吃顿饭。21. [口语]依…之见，就…看来：By her own account she was in New York at the time.据她自己说，她当时在纽约。adv.1. 近在手边；在附近，在近旁2. (搁)在一边，(搁)开；存放，存起，存在一边3. 以往，过去4. 经过，通过5. [美国英语]在指定的(或不讲自明的)地方6. [美国口语]进(或到)别人家adj.1. 次要的，副的；从属的，附带的2. 位于一边的；不在干道上的；旁边的，偏的n.1. 附带的东西；枝节问题；余物；副产品；次要的东西；小事2. 【板球】漏击得分3. (体育淘汰赛中抽签)轮空4. 【高尔夫球】(因一方已赢而不再打的)余穴 (= bye1)by2 [bai] interj.再见 (= bye)b.y.,BYabbr.billion years 十亿年by [bai] adv.1. so as to pass a given point2. in reserve; not for immediate useput something by for her old age
夕阳下看晚霞
1. bring along 把...一起带来 2. bring back 归还 3. bring ...out 发表，拿出 4. bring up 抚养，呕吐 5. bring on 引起 6. bring in 引来，引进，介绍，收入，领……进来 7. bring ...forward 提出;提前 (= put forward) 8. bring about 带来，造成 ------------------------------------------------ 与 bring 有关的重要词组： bring down ：使 … 下降，倒下；击落 bring up ：教育，教养（儿童）；提出（议题，计划）；打断 bring in ：引进；赚钱，获利；收（庄稼等） bring …to an end ：结束 bring …to life ：使 … 苏醒 bring …to light ：发现；将 … 公之于世 bring …to mind ：想起 bring …to pass ：使……发生；促成 bring bring vt.brought, bringing 拿来；带来 Bring me the book. 把那本书带给我。 Why don't you bring you favourite girl along?你为什么不带你最喜欢的女儿一块儿来呢? Bring the children back from the kindergarten at four o'clock.下午四点把孩子们从幼儿园接回来。 When you go to the post office, will you please bring some stamps back for me? 你去邮局时能不能给我带些邮票回来? Please bring me back the saw.请把锯子带回来给我。 Bring those suspects in.把嫌疑犯们带进来。 The beauty of the music brought tears to her eyes.优美的音乐使她眼中充满泪花。 If they are not brought to the surface soon they may lose their lives. 如果不很快把他们带上地面,他们可能要丧生。 Bring the children out and l'll have an urgent report to write.把孩子们带出去,我要写一篇紧急报告。 You are welcome to bring your wife to the party.欢迎你带你的妻子来参加聚会。 产生；引起 Spring rains bring summer flowers.春雨带来了夏日的百花。 I'm sure an antifebrile injection will bring your fever down in no time. 我相信注射一针退热剂会使你的热度立刻降下来。 The beauty of the music brought tears to her eyes.优美的音乐使她眼中充满泪花。 卖；出售 This old car will bring about ￡1000.这辆旧汽车可卖1000镑。 This old bicycle will bring about $15.这辆旧自行车能卖十五美元左右。 This would bring about a lowering of the general level of intelligence in the population. 这将使人口的一般智力水平下降。 提出（诉讼） bring a charge against提出控告 If they refuse to make heart-felt apologies soon we will have to bring an action against them. 如果他们拒绝很快地作出诚心诚意的道歉,我们只好起诉了。 引来 Her cries brought the neighbors.她的叫喊声引来了邻居。 使达到某种情况 Bring them together.带他们集合。 We must bring the chairman around to our point of view.我们必须劝说会议主席转而支持我们的观点。 Of course you can bring your date to our party.你当然可以带你约的异性朋友来参加我们的社交聚会。 He could never bring himself to kill an animal or bird.他从来就不忍杀生。 I hope I have the honour to bring you home?我希望能荣幸地陪你回家? Bring your girlfriend together.把你的女朋友一起带来。 【习惯用语】bring to book要求澄清；受惩罚 【常用词组】 bring down（把一个数字）转入下栏，转到下页 bring forth生产；生（孩子） bring forward把（数字等）过到次页; 把…提前(= put forward) We'll bring the party forward.我们要把晚会提前。 They'll bring the date of their marriage forward from the 30th to the 28th. 他们将把结婚的日期从三十日提前到二十八日。 提出 A plan was brought forward.提出一项计划。 The general manager brought forward a new reform plan on the personnel system for the company. 总经理为公司提出了一份有关人事制度改革的新方案。 The final examination will be brought forward to June instead of July. 期终考试将由七月提前到六月举行。 The lawyer brought forward some new evidences against the murder. 律师为这件谋杀案提出了一些新的证据。 bring in获利；赚 The boys bring in ￡60 a week.这些男孩子每周赚60镑。 How much did the sideline bring the farmer family in last year? 去年副业使这家农户增加了多少收入? Bring in every single grain.颗粒还仓。 The sale brought us in over $1000.那笔买卖使我们赚了一千多美元。 We have brought in a good grain harvest for three years on end. 我们已经连续三年获得了粮食丰收。 求援；求助to bring in advisers求助于顾问 bring off办成功 Though it was a very difficult job, Helen was able to bring it off successfully ahead of schedule. 尽管那项工作很艰巨,海伦还是成功地提前完成了任务。 bring on引起；导致 Working out in the rain for a long time may bring on a fever.在雨中工作很长时间可能使人发高烧。 The use of natural fertilizer can bring the crops on nicer than the use of chemical fertilizer. 使用天然肥料比使用化肥使庄稼长得更好。 使发展；使成长加速 This warm weather should bring on the crops.这种暖和天气有助于农作物的生长。 帮助；提高； 改善 Study should bring on your Maths.学习会提高你的数学水平。 bring out生产；制造 to bring out a new kind of soap生产一种新肥皂 使显露 to bring out the worst in sb.使（某人）显露其最丑恶的一面(= draw out) 鼓励；发言鼓励Company should bring her out a bit.与人交往会对她说话方面有所鼓励。 Alice is very shy, try to bring her out.爱丽丝很怕羞,要设法鼓励他说话。 The applicant was so choked with excitement at the acceptance notification that he could hardly bring out a goodbye.申请人得到通知说他被录用了激动得连一声'再见'也说不出来。 使罢工 bring the workers out要工人罢工 bring round使苏醒 (= bring around, bring to) Someone has fainted, try to send him to hospital at once and bring him round. 有人昏了过去,赶紧设法把他送进医院,使他苏醒过来。 使改变主张 Bring him round to our point of view.让他赞成我们的观点。 bring under镇压；压制；使就范： Those who oppose us will be brought under. 反对我们的人一定会被迫就范的 Any attempts to bring under the mass movement for civil rights are doomed to failure. 任何镇压民权群众运动的企图都是注定要失败的。 The frost fire has been brought under control. 森林大火已被控制住。 Tyrants always try to bring the people's movement for freedom under. 专制统治者总是企图镇压人民争取自由运动的。 It took the nursery teachers months to bring their class of boys under control. 幼儿园的老师们花了几个月的时间才把男孩子的班级整顿好。 bring up教育；养育; 提出；引出 to bring up the question提出问题 呕吐; 骤然停止 He was brought up short.他突然停了下来。 bring up the rear（队伍）殿后 反义词： take
阳光的玖零
drop: [ drɔp ] n. 滴,微量,落下 v. 放下,掉下 droop: [ dru:p ] v. 下垂,消沉 voltage droop: 电压下降 voltage drop: n. 压降 (很认真帮你查的哦，希望对你有帮助）
泰迪熊Teddy
by1 [bai] prep.1. [表示空间关系]靠近，在…附近，在…旁边：to stand by the wall站在墙边a house by a river河畔的房子2. 在…身边；在…手头：I have got some money by me.我身边有些钱。3. [表示时间关系]在…期间，在(白天、夜晚)的时候：to travel by night在夜间旅行to work by day在白天工作在固定的时间内：to work by the hour按钟点工作不迟于；到…时(为止)，到(某时)之前：Be back by ten o'clock.10点以前回来。We usually finish work by six o'clock.我们通常在6点钟之前完成工作。在…环境下，以…为伴：Jack and Mary walked by moonlight.杰克和玛丽在月光下散步。4. [表示运动的方向]：沿，沿着，经由，经过；取道：to New Jersey by the Holland Tunnel经霍兰隧道去新泽西州经过…旁边，从…旁边(过去)；通过：to march by the reviewing stand在观礼台旁列队通过They went by the church.他们从教堂旁边走过。方向偏于，向，朝：north by west北偏西to sail NE by N向东北偏北方向航行5. [表示努力的方向，表示关系]对，对于，对待：to do well by a friend待朋友好She did well by her child.她待孩子好。6. [表示方法、方式、手段或媒介，表示行为者是谁或起作用的事物是什么]靠，用，通过，被，由：I know her by sight.我与她只是面熟(并不熟识)。gained by fraud靠欺诈得到7. [表示方式、式样]根据，按，照，依照，遵奉：to go by the book照书本行事That is a bad book by any standards.不论根据什么标准，那都是一部坏书。[表示反复或连续](一个)又(一个)，(一个)接着(一个)，逐一，连续：marching two by two两个两个地行进little by little一点点地逐渐地，渐次：to grow dark by degrees渐渐地变暗8. [表示允许、许可、同意、批准]蒙…的许可；认可，批准：by your leave请允许我；对不起9. [用作虚词表示尺寸、长度、面积]到…地步，到…程度：apples by the pack大量的苹果a room 12 feet by 14 feet一个宽12英尺长14英尺的房间(尺寸、面积)乘：two by four 2乘4用(所给数)作乘或除：multiply 10 by 4用4乘以10devide a by b用b除a10. [表示传递、交通等的方式]He arrived by air.他坐飞机到达了。They went by ship.他们坐船去。11. [表示原因]由于，因：They won the game by forfeit.他们因怕受罚而赢得了那场比赛。I met her by chance.我偶然碰到她。12. 按…计算：I am paid by the month.我按月领工资Grains are sold by the bushel.谷物论蒲式耳出售。
