One in five said that word of mouth - getting advice from friends - was an important source of information.

VOA: standard.2009.03.30

Today we know, for example, if you can put one certain kind of element in your mouth or eat that, it doesn't necessarily mean you want to put the element next to it and your mouth as well, that might not be safe.

现在我们知道了，比如，即使你能把某一种元素放进嘴里,或者吃下去，这也并不一定意味着,你会把它邻近的元素也吃进嘴里,这可能会有危险，但。

麻省理工公开课 - 化学原理课程节选

To disfigure the mouth -- this is how I would interpret it -- to disfigure the mouth has a primary effect in rendering one at least temporarily speechless.

把嘴巴丑化--这就是我所理解的-,丑化自己的嘴巴使自己暂时不能说话,它是有十分重要影响的。

耶鲁公开课 - 弥尔顿课程节选

"I would imagine that if he runs his cabinet meetings or his meetings with his advisors in the same way he ran his classroom, no one gets to coast and keep their mouth shut and agree at the end,"

VOA: standard.2010.01.16

I move my hands around, my mouth is going up and down, it walks from one part of the stage to the other part of the stage.

我的双手可以挥舞,我的嘴唇可以翕张,我可以从讲台的一处,走到另一处

耶鲁公开课 - 死亡课程节选