"We're looking to get off fossil fuel generation, whatever it might be, and we need to bring these newer technologies in.

VOA: standard.2010.03.23

we'll send these questions to your TA so any time you get a clicker question wrong and you're confused, bring it up in the next recitation section and you'll be able to discuss it there.

交给你们的助教，所以任何时候,如果你们,答错了课堂问题，或者对它有疑问的话,可以在下次的,讨论课上讨论。

麻省理工公开课 - 化学原理课程节选

Responding to consumer complaints, even Apple has decided to get into the recycling business, offering gift cards or discounts to customers who bring in select used electronics for recycling.

VOA: standard.2010.07.12