The new cycloid cam sliding tooth transmission is a two-teeth difference sliding tooth planetary gearing with cycloid internal gear.
新型摆线凸轮活齿传动是一种内齿轮齿廓为摆线及其等距线的二齿差活齿行星传动。
Children don't complete their set of 20 baby teeth until they are two to three years old.
孩子到两三岁时才长齐20颗乳牙。
Gritting my teeth, I did my best to stifle one or two remarks.
我咬紧牙关，硬是把一两句意见咽了回去。
His mouth was as wide as an oven, his teeth like yellow fangs, and his eyes, two glowing red coals.
他的嘴像火炉一样大，他的牙齿像黄色的獠牙，他的眼睛像两块燃烧的红炭。
How many teeth have you had filled in the past two years?
在过去的两年里你补了多少颗牙？
A Harvard anthropologist has proposed that using fire to cook food could be dated back to almost two million years and that it could explain hominid features like having a large brain and small teeth.
哈佛大学的一位人类学家提出，用火做饭可以追溯到近200万年前，这可以解释人类的一些特征，比如大脑大，牙齿小。
There are two other kinds of research that have thrown some light on the origins of the Native American population; they involve the study of teeth and of languages.
还有另外两种研究对印第安人的起源提供了一些线索；它们包括对牙齿和语言的研究。
I had two teeth out this morning.
今天早上我拔掉了两颗牙齿。
But she smiled on him with that sublime smile in which two teeth were lacking.
至于她，她带着那种缺了两个牙的绝美的笑容向他微笑。
And with two rows of teeth, the predatory fish is also terrifying.
它有两排尖牙，这种肉食动物也非常令人恐惧。
By working slowly from both sites, you can nearly close the gap between the two teeth, but don't make it disappear completely, that would look again unnatural.
两边都这样慢慢处理，你几乎可以缝合牙间的缝隙，但也不要让它们完全消失掉了，那又会看起来很不自然。
She put on a smile to show Mr. Bailey that her two front teeth were missing.
她也朝贝利先生笑了一下，露出了牙齿，不过有两颗不见了。
There remained to her from her past, two teeth,--one above, the other below,--which she was continually knocking against each other.
她一辈子只留下两颗牙，一颗在上，一颗在下，她老爱让这两个牙捉对儿相叩。
The two teeth had been extracted.
那两颗牙被拔掉了。
In the melee that followed, a policeman on horseback knocked out two of Apotheker's teeth.
后来在一片混乱中，被骑警打掉了两颗牙齿。
"The palettes," replied the dental professor, "are the front teeth, the two upper ones."
“瓷牌，”那位牙科医生回答说，“就是门牙，上排的两个门牙。”
But they have four front teeth - most rodents have two.
但是它们有四颗门牙，而大部分的啮齿类动物只有两颗。
These insults, poured forth in a voice roughened by brandy, did, indeed, proceed in hideous wise from a mouth which lacked its two front teeth.
那种恶骂从中了酒毒的哑嗓子里喊出来，确是很丑，那张嘴确也缺少两颗门牙。
John has been absent because he had two teeth taken out of his face.
约翰昨天没上课因为他脸上拔了两颗牙。
She'd just had two teeth pulled.
她刚刚拔过两颗牙。
Select the ‘Smudge’ tool and carefully push the white of the two adjoining teeth towards each other.
选区涂抹工具，然后小心的将缝隙两边的白色互相连接起来。
The most notable characteristic of a rabbit is its two front teeth.
兔子的突出特征之一，就是那对门牙。
NASA said the crew had sent down video and photographs of a small star-shaped gear with two broken teeth. Experts were trying to determine whether it was related to the problem.
NASA说乘员已经下传了有关一个断了两个齿的小型星型齿轮的视频和图像。
The sudden blow knocked two teeth out of his mouth.
这突然的一击把两颗牙从他嘴里打出来了。
The sudden hit knocked two teeth out of his mouth.
这突然的一击把他的牙齿打掉了两颗。
The child has only two teeth .
这个小孩只长了两颗牙。
Using an optical incremental encoder and hardware interface, the position of the motor rotor between the two teeth of the motor stator is measured.
采用高分辨率的增量式光电编码器和相应的硬件接口电路，实现了变磁阻电机转子在定子两个齿之间位移的检测。
"Ya doomayoo, ya mogoo, ya boodoo," says a hulking old Russian with a blue V-neck sweater, a gray comb-over, and two gold teeth.
“yadoomayoo, yamogoo, yaboodoo，”一位粗犷的俄罗斯老人向他们喊道，他穿着蓝色V领毛衣，谢顶的头上留着几根头发，还镶着两颗金牙。
The sudden blow knocked two teeth out of his mouth.
这突然的一击打掉了他两颗牙。
Use your thumb and forefinger to gently work the floss between two teeth, being careful not to pull it roughly or saw it back and forth, both of which can injure the gum.
用你的食指和拇指轻轻地在两齿之间拨动牙线，小心一点不要太粗鲁或前后牵动，这样会伤害到牙龈。
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