Here,the travelers can stay a few nights and eat a good meal, while they take a brief respite from their long and dangerous journey north.

VOA: standard.2009.09.01

The fact of the matter is, demon theory doesn't do a very good job of explaining disease, while germ theory does do a good job.

事实上,恶魔理论并不能很好地解释疾病的问题,而微生物理论却能将问题分析得很透彻

耶鲁公开课 - 死亡课程节选

Let's kill a turkey and eat that too while we're at it. Sounds good."

当我们在这里的时候，让我们杀一只火鸡，然后吃了它。听起来不错哦。”

向哥伦布学习 - SpeakingMax英语口语达人

While the Heimlich maneuver is a good thing to know, Dr.Gary Smith,a pediatrician, says many foods that are thought to be kid friendly are actually dangerous like grapes,popcorn,nuts, bratwurst and hot dogs.

VOA: standard.2010.02.23

Their mobile phones could save them a trip. So,while it may not be good for plowing a field or harvesting vegetables, the mobile phone is becoming one of a farmer's most valuable tools.

VOA: standard.2010.07.28