牙齿英语介绍

tooth的基本含义及用法介绍

1、tooth可作名词，意为牙;齿;齿状部分。可作可数名词，也可作不可数名词，复数形式为teeth。

例句：I've just had a tooth out at the dentist's.

我刚在牙科诊所拔了一颗牙。

She answered through clenched teeth .

她咬牙切齿地回答。

The cat sank its teeth into his finger.

那只猫狠狠咬住了他的`手指。

She had very pretty straight teeth...

她有一口漂亮整齐的牙齿。

The front cog has 44 teeth.

前齿轮有 44 个齿。

Many infants do not cut their first tooth until they are a year old.

很多婴儿到一岁大时才开始长牙。

There's a cavity in the boy's tooth.

这个男孩的牙上有一个洞。

Result Different tooth slope angle has different slope angel.

结果不同齿坡角上仿形刀痕迹倾斜角度不同。

2、tooth还可作动词，意为“给……装齿；啮合”。

例句：I pictured him with a little one on his knee, helping her write her first letter to the Tooth Fairy.

我想象着有一个小宝贝坐在他的膝上，他抱着她，帮她给牙齿仙女写第一封信。

单数：tooth， 复数：teeth。

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。

牙齿的英语是tooth，读音：英 [tuːθ]  美 [tuːθ]

tooth的基本意思是“牙，齿”，其复数形式是teeth,但由tooth构成的复合词在变成复数时，则只需将主体名词变成复数形式。

tooth也可作“齿状物；（齿轮、锯、梳、耙等的）齿”解。

tooth还可作“嗜好，胃口”解。

常见错误：

1、我们用牙齿咬噬咀嚼。

误 We use our tooth for biting and chewing.

正 We use our teeth for biting and chewing.

析 tooth的复数是teeth,这里应该用复数形式。

2、我妹妹有两把牙刷。

误 My sister has two teethbrushes.

正 My sister has two toothbrushes.

析 tooth的复数是teeth,但由tooth构成的复合词在变成复数时，则只需将主体名词变成复数形式。

27幼儿英语：手、脸、-头发、牙齿英语单词