Parents often wonder what effect thumb sucking or sucking on a pacifier might have on their baby's teeth.

VOA: special.2009.03.11

Haze opened the door and released the thumb and then slammed the door again."A howl arose that would rend almost any heart."

海斯把门打开，让他把拇指抽回去，之后又,砰地把门关上了，撕心裂肺的嚎叫声“

耶鲁公开课 - 1945年后的美国小说课程节选

They like to--when they're computing the investment yield, they want to be completely honest and not use any rules of thumb.

当他们计算投资收益率的时候,他们需要完全精确,而非用经验公式

耶鲁公开课 - 金融市场课程节选

The American Academy of Family Physicians says most children stop sucking their thumb by the age of four.

VOA: special.2009.03.11

Are there other indicators or tricks or rules of thumb that just off the top of your head come to you as useful mechanisms for doings this as well?

当然还有没有其他的,一些暗示或者说技巧,或者规则之类有用的办法呢？

哈佛公开课 - 计算机科学课程节选

There was a purple mark on it that looked like four small fingers and a little thumb.

VOA: special.2009.05.30

In comes the prehensile thumb, and the next thing you know you get a colossal earthquake, and the possessor of the prehensile thumb disappears from the earth -which is to say, very possibly the human species will never develop.

就像对人类进化至关重要的大拇指，经历了一场大地震后，如果所有有这种拇指的人都消失了,那么人类就很可能永远不能进化。

耶鲁公开课 - 文学理论导论课程节选

You might say that the woman next door has a green thumb if her garden continues to grow long after your plants have died.

VOA: special.2010.05.23

They might suck their thumb, seek out a blanket or so on.

吮大拇指，或是去寻找毯子之类的。

耶鲁公开课 - 心理学导论课程节选

Someone who has the ability to grow plants well is said to have a green thumb.

VOA: special.2010.05.23

There are nine keys for my left thumb alone so I'm kind of switching between these on the back here and many others, and because of that I can go very high and I'll just demonstrate that.

我的左手拇指就要控制九个音键,通过按动后部,和其他地方的音键,我就能吹出很高的音,我现在就来演示

耶鲁公开课 - 聆听音乐课程节选

The index finger is the one next to the thumb;

VOA: special.2009.02.25

So-- if you don't feel comfortable doing it, don't do it-- what I'd like to do now is as following: Take your thumb and your middle finger and create as much as possible a 90 degree angle.

感觉不舒服的，就不要做，希望按下面的指示做：,让你的姆指和中指,尽可能形成一个直角。

哈佛公开课 - 幸福课课程节选

Then pinch the new shoots between your thumb and forefinger.

VOA: special.2009.10.06

That's actually a really good rule of thumb.

那实际上是一个好的经验法则。

哈佛公开课 - 计算机科学课程节选

In school,some students thumb their nose at their teacher.

VOA: special.2009.09.13

So really, the rule of thumb if you think back to Scratch is -- that any time you write a statement -- -- something that does something in one line of code -- you generally need the semicolon there.

实际上，根据经验，你们回忆一下在Scratch中,任何时候你们写一条语句-,处理一些操作的一行代码-,你们通常需要在那里加个分号。

哈佛公开课 - 计算机科学课程节选

the ring finger is third from the thumb.

VOA: special.2009.02.25

Or maybe just a master at thumb wars.

VOA: special.2009.02.25