The Great Recession gave some mothers no choice but to work, as job cuts hit hard at men.

VOA: special.2010.04.23

I've done a great deal of work on love and sex, and now have written at least eight books.

我大量研究爱情与性爱，到现在写了至少八本书了。

麻省理工公开课 - 电影哲学课程节选

It's great idea with a lot of hard work and then you work at it for year, two years, three years, four years, five years, six years, seven years, eight, nine, 10.

勤奋的工作，一年两年，三年,有或者更多，甚至10年，是很好的想法。

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