And,finally,do not add diseased vegetable plants to the pile if the compost will be used on a vegetable garden.

VOA: special.2009.06.23

So, for example, Wellbutrin, it is very unlikely that it would have thionyl chloride in order to make it, and if thionyl chloride was used at some point in the synthesis, it was not to put that chlorine atom on, it was to put something else on.

比如，安非他酮，用亚硫酰氯来制造它,是不太可能的，而就算在合成过程中的某一阶段用到了亚硫酰氯，它也不会把氯原子加进去，而是把其它东西加进去。

麻省理工公开课 - 化学原理课程节选

but at the same time it's really different if you're not used to it.

但是如果你不适应这种环境的话，还是会觉得很不同。

尊重多样化 - SpeakingMax英语口语达人

"I'm saying that this money, this opportunity that could be lost if it's not used will not happen to you again for another ten years,ten years.

VOA: special.2010.05.07

So, if you feel there's not enough math used, I guarantee you that I certainly know enough eventually to snow the whole class, but that's not the point.

如果你觉得我用的数学太少,我可以保证,我知道的数学知识,足以难倒在座的所有人,但这不是重点

耶鲁公开课 - 基础物理课程节选

Tenure is limited to 30 years and, if the license is not renewed, then that plot is used again by someone else.

VOA: standard.2010.07.22

The water soluble vitamins tend to be used more immediately by the body not stored and excreted through the urine if consumed in excess, so the body can tolerate more variation in intake of these before you start getting toxicity than is the case with the vitamins on the right.

而水溶性维生素往往都立刻被身体所利用,不会被机体储藏,过剩部分由尿液排出,因此机体耐受过量水溶性维生素的能力,相比起右边这栏里的脂溶性维生素,可是要强得多了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

"Now if that GM potato is effective and works then the environmental impact will be substantially less because the chemicals are not being used and there will be less fossil fuel use."

VOA: standard.2009.10.21