真的啊1988
tooth 牙齿（单数） teeth 复数 扩展资料 例句： 1、The residents are fighting tooth and nail to stop the new development. 居民为制止新的`建房开发计划正在全力以赴进行斗争。 2、When did she cut her first tooth? 她什么时候长出的第一颗牙？ 3、A high proportion of five-year-olds have teeth in poor condition. 五岁儿童牙齿不健康的比例高。 4、The dentist may decide that the wisdom teeth need to be extracted. 牙医可能会认为智齿需要拔掉。
王大锤哇
牙齿的英文单词：tooth、dens、cusp
1、tooth
读音：英 [tu:θ] 美 [tuθ]
n.齿；牙；齿状部份 vt.给…装齿 vi.啮合
复数： teeth
例句：She had very pretty straight teeth
她有一口漂亮整齐的牙齿。
2、dens
读音：英 [denz] 美 [denz]
n.窝点；牙齿，齿状部分；兽窝( den的名词复数 )；休息室；书斋
例句：Dens evaginatus is a developmental anomaly that produces a tubercle on the occlusal surface of a tooth.
齿外齿是一种牙齿发育的异常，在牙齿的咬合面上突起一个的结节，最常见于下颚小臼齿。
3、cusp
读音：英 [kʌsp] 美 [kʌsp]
n.尖头，尖端；滩嘴；歧点；牙齿
例句：A tooth with a single cusp. Cuspids have the longest root of any tooth. Also known as a Canine.
只有一个牙尖的牙齿.任何一个尖牙都有一个较长的牙根.也称为犬齿。
扩展资料：
相关单词
1、gum
读音：英 [ɡʌm] 美 [ɡʌm]
n. 牙床；树胶；齿龈；粘性物质
v. 搞砸；用牙床嚼；以树胶粘合
例句：He has some sore swellings on his gum.
他牙床肿痛。
2、toothbrush
读音：英 [ˈtu:θbrʌʃ] 美 [ˈtuθˌbrʌʃ]
n.牙刷
例句：I have a blue toothbrush.
我有一把蓝色的牙刷。
3、dentist
读音：英 [ˈdentɪst] 美 [ˈdɛntɪst]
n.牙科医生
复数： dentists
例句：Visit your dentist twice a year for a check-up.
每年去牙医处做两次牙齿检查。
tonyxiaozb
单数：tooth， 复数：teeth。以下为单词解析：
1、tooth
读音：英 [tuːθ] 美 [tuːθ]
n. 牙齿；齿状物；粗糙表面；嗜好
This tooth is sensitive to cold.
这颗牙对冷过敏。
2、teeth
读音：英 [tiːθ] 美 [tiːθ]
n. 牙齿 名词tooth的复数形式.
He usually has a cigar vised in his teeth.
他通常用牙齿叼著一支雪茄。
相关词：
1、gum
读音：英 [ɡʌm] 美 [ɡʌm]
n. 牙床；树胶；齿龈；粘性物质
v. 搞砸；用牙床嚼；以树胶粘合
He has some sore swellings on his gum.
他牙床肿痛。
2、gumline
英 ['gʌmlaɪn] 美 ['gʌmlaɪn]
n. 牙龈
Place the bristles of the brush ninety degrees to the gumline.
刷毛和牙龈缘呈90度。
