I have researched the economic rules of developed countries with my classmates in the selective course.

我曾经在选修课上和同学共同研究过发达国家的经济运行规律。

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Of course we've been over this before but because of his age and his selective memory I revive all the usual arguments: Mechanics take their own cars apart.

当然我们以前就这样争吵过，但由于他上了年纪和他那选择性的记忆，我激活了以往所有的争吵：汽车修理工把他们自己的车给拆卸了。

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Of course, as the nation's most selective school, Harvard is an extreme example, but the same is true at a variety of schools: scarcity rather than pure merit drives the process.

当然，作为美国筛选最严格的学校，哈佛是一个极端的例子，大事其他许多学校也是如此：稀缺性而不仅仅是成绩在掌控者整个录取过程。

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