Two thousand years ago, the Greek doctor Hippocrates advised his patients to chew on the bark and leaves of the willow.

VOA: special.2010.12.14

So that leaves us just with these two options, the two Matt Damon movies, Bourne Ultimatum and Good Shepherd.

现在只剩下两种选择了,两部由马特·达蒙主演的影片,《谍影重重》和《特工风云》

耶鲁公开课 - 博弈论课程节选

So, one plus three is four, four sixths, which leaves two sixths, or one third.

加上3是4，六分之四，还剩六分之二，也就是三分之一。

麻省理工公开课 - 固态化学导论课程节选

The leaves should be dry in a week or two.

VOA: special.2009.06.02

President Obama leaves Sunday for Guadalajara,Mexico, where he will meet with the Canadian and Mexican leaders in a two-day North American summit.

VOA: standard.2009.08.08