So Q4 covers homework 4, otherwise there is some confusion later on.

所以第四次家庭作业还是4个问题，不然以后会造成困惑。

youdao

Q4: Which five technologies will have the greatest future impact and why?

Q 4：对未来影响最大的是哪五种技术？为什么？

youdao

Just see last month's Q4 fiscal 2011 earnings report if you demand proof.

如果你需要证据，只要看看2011上个月财务收益报告就会明白。

youdao

So Q4 covers homework 4, otherwise there is some confusion later on.

所以第四次家庭作业还是4个问题，不然以后会造成困惑。

麻省理工公开课 - 固态化学导论课程节选

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