齿拼音：[chǐ]
英文释义tooth 牙; 齿; 齿状部份;
age 年龄（段）; 寿命; 时代; 陈年，破旧; 期;
实用场景例句
Draw the floss backwards and forwards between the teeth.
将牙线在齿间来回拉动。
A ratchet mechanism transfers the thread from spool to bobbin.
一种棘齿装置把线从线轴转到梭心上。
Researchers observed one bird impale a rodent on a cactus.
研究人员观察到一只鸟把一只啮齿动物钉在一棵仙人掌上。
Walsh bared his teeth in a grin.
沃尔什露齿一笑。
Tear the sheet of stamps along the perforations.
沿齿孔把邮票撕开。
Rodents carry diseases and are generally regarded as pests.
啮齿目动物传播疾病,常被当作害虫对待.
She grinned her depght.
她露齿一笑表示高兴.
Most mammals are diphyodonts.
大部分哺乳类动物有乳齿及永久齿之别.
Pipe smokers sometimes wear down the tips of their teeth where they grip their pipes.
抽烟斗的人用牙齿咬住烟斗，有时会把齿尖磨平。
She had always seemed friendly until suddenly she began to show her teeth.
她看起来是客客气气的,一旦脾气发作起来,就张牙露齿不那么客气了.
The man proved to be deaf as well as dim - witted, for his mumbled answers were quite irrelevant.
那老僧既聋且昏,又齿落舌钝,所答非所问.
The wheel engages with the cog and turns it.
轮子咬住轮齿并带动它转动。
Bread knives should have a serrated edge.
面包刀的刀刃应该有波浪齿。
The front cog has 44 teeth.
前齿轮有44个齿。
It'should not matter that they thought her behaviour indecent and uncivipzed.
即使人们认为她行为不检,缺乏教养,那也无足挂齿.
词组搭配dentilabial
气流从上齿与下唇缝隙间喷出而成的音,如英语辅音[v]的发音
tooth and hair
牙齿与头发。借指年龄或谦称自身
[root of tooth]牙齿的根部
dental transition
即换齿。人到六、七岁时,乳牙(出生六、七月生长之牙)脱落,渐被恒牙所代替,谓之齿更
crown of a tooth
牙齿露出齿龈的部分
postental
齿后的辅音
scorn at;laugh sb.to scorn
露齿笑人,久之觉冷,极言讥笑嘲讽之甚
employ
收录;录用
gear wheel
有齿的轮状机件,通常成对啮合,其中一个转动,另一个就被带动
tooth cavity
牙齿的髓腔,内由牙髓填充
talking around
口舌,指人的议论
rack
带齿的棒条,用于与齿轮、锥齿轮或蜗轮相啮合
dental
用舌面或舌尖抵住门牙或门牙附近发出的音
gums
即牙床,包住齿颈的粉红色黏膜组织
齿（齒）
⒈ 人和动物嘴里咀嚼食物的器官（通常称“牙”）：牙齿。齿腔。齿髓。齿龈。齿冷（笑必开口，笑的时间长了，牙齿就会感到冷。因谓讥笑于人，如“令人齿齿”）。
⒉ 排列像牙齿形状的东西：齿轮。锯齿。梳子齿儿。
⒊ 因幼马每岁生一齿，故以齿计算牛马的岁数，亦指人的年龄：马齿徒增（旧时自谦年长无能）。
⒋ 并列：不齿（不能同列或不与同列，表示鄙弃）。
⒌ 谈到，提及：齿及。不足齿数。
⒍ 触：齿剑（触剑受刀，指被杀或自刎）。
tooth、a tooth-like part of anything
形声：上形下声
teeth; gears, cogs; age; simplified form of the KangXi radical number 211