世界最大的化学公司巴斯夫发现在销量和价格骤降下盈利下降了一半。

BASF, the world's biggest chemical company, saw its profits drop by half as both volumes and prices slumped.

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尽管有机食品比传统食品要贵一半，但是因为有机食品的种植过程中没有使用传统的化学杀虫剂，肥料以及添加剂，所以它也越来越流行。

So food grown without conventional chemical pesticides, fertilizers and lacking additives is popular despite the fact that it costs as much as 50 percent more.

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缺乏情感上的化学反应，或者说，对另一半“没有感觉了”，已经超过了“欺骗”，成为导致英国离婚的首要原因。

The lack of emotional chemistry - or ‘falling out of love’ with their partner - has surpassed cheating as the leading cause of divorce in the country.

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it's a two-and-a-half-year-long program that mixes biology, chemistry, physics and computer science together.

这门课是一个两年半的项目，涵盖了生物学、化学、物理学，还有计算机科学。

与教授的面谈 - SpeakingMax英语口语达人