这个手势模仿的是嘴巴的闭合。
但是我会注意我的嘴巴的。
因其嘴巴的形状而得名的鸭嘴兽是世界上最古老的哺乳动物之一。
The platypus, also known as duckbill for the shape of its mouth, is one of the oldest animals in the world.
他嘴巴的骨头，连同其身体的其他部分，都涂上庄重的红色颜料。
The mouth bone, along with the rest of the body, was coated in a sacred red pigment.
嘴巴的用途很多，人们用嘴吃饭、谈话、呐喊、唱歌、微笑和亲吻。
People use their mouths for many things. They eat, talk, shout and sing.
我们从别人下巴的形状、眼神以及嘴巴的轮廓来给这个人下结论。
We draw our conclusions from the shape of the jaw, the look in the eyes, the contour of the mouth.
这就是为什么我们有着两只耳朵而只有一张嘴巴的道理，我们可能要多听少讲。
This is the reason why we have two ears and only one mouth, that we may hear more and speak less.
软件能够为人脸建立一套演算法，通过度量来记录眼睛、鼻子和嘴巴的特征。
The software works by creating an algorithm of the face - a measurement of the arrangement of features including the eyes, nose and mouth.
这个手势模仿的是嘴巴的闭合。将四只手指竖直并拢并向大拇指方向闭合即可。
This gesture mimes the closing of the mouth. Hold the fingers straight and then close them against the thumb.
但当我们直视她嘴巴的时候，我们的中心视力并不能看到该阴影，所以微笑就立刻消失了。
But when we look directly at the mouth, our central vision doesn't see the shadows, and so the smile suddenly disappears.
他们说是身体上的变化导致这种病症——舌头、嘴唇、嘴巴的移动使得原音及辅音的发音听起来像外国人。
They argue that altering the physical production of speech — the movements of the tongue, lips and mouth — makes the pronunciation of vowels and consonants sound foreign.
失去了嘴巴的乌鸦觉得非常难堪，他躲在一棵树后，冲着老人喊道：“老头，你拿的是我的嘴，把它还给我！”
Embarrassed, Raven called to the man, keeping out of sight behind a tree. "Old man, you have my beak."
芝加哥嗅觉味觉治疗与研究基金会的神经科主任阿兰·赫尔希博士说，由此看来，注意力分散不会影响到嘴巴的动作。
It seems that distracted brains do not notice what the mouth is doing, said Dr Alan Hirsch, neurological director of the Smell and Taste Treatment and Research Foundation in Chicago.
当时他别无选择，只好嘴唇一咧，咧出一个干笑，就仿佛被几个图钉按在了他嘴巴的拐角处一般，佯装着乐于为这些食欲过旺的姑娘们买单。
The boy had no choice but to force a smile to his lips, fastened as if by thumbtacks at the corners of his mouth, and pretended to be glad to pick up the restaurant tab for these bulimic girls.
蜥蜴大脑责任重大，事关生存-它控制心跳和呼吸，并且还负责处理来自眼睛，耳朵和嘴巴的信息。当老鼠之类的哺乳动物来到世上，蜥蜴大脑并没有消失。
A lizard brain is about survival - it controls heart rate and breathing, and processes information from the eyes and ears and mouth.
她生气了，照着他的嘴巴就是一拳。
他有一张大嘴巴，一双滑稽的灰眼睛。
我的心开始怦怦跳，而且嘴巴发干。
看看你的嘴巴。
奶奶，你的嘴巴怎么这么大呀！
“我喜欢他的大嘴巴。”玛丽固执地说。
因为它们总是在游泳，所以金枪鱼只需要张开嘴巴，水就会被强行灌进它们的鳃里。
Because they are always swimming, tunas simply have to open their mouths, and water is forced in and over their gills.
这些是河马的嘴巴。
人的嘴巴用途很多。
这种缺陷是由于婴儿的上唇或嘴巴在出生前没有正常形成。
The defect happens when a baby's top lip or mouth doesn't form properly before birth.
她张开没牙的嘴巴对我们笑了笑。
当画眉鸟夫人离开巢穴去捉虫子回来喂养她的孩子们的时候，就有四张小画眉鸟的嘴巴和一张巨大布谷鸟的嘴巴大张着。
When Mrs. Thrush leaves the nest to get a worm and comes back to feed her young, there are four little thrush mouths and one huge cuckoo mouth.
我最初的记忆是在一张临时搭建的床上醒来，鼻子和嘴巴上结着干鼻涕，身上盖着芦苇毯子。
My first memory is of awakening in a makeshift bed, dried snot caked in my nose and mouth, under a blanket of reeds.
我最初的记忆是在一张临时搭建的床上醒来，鼻子和嘴巴上结着干鼻涕，身上盖着芦苇毯子。
My first memory is of awakening in a makeshift bed, dried snot caked in my nose and mouth, under a blanket of reeds.
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