调查覆盖了有代表性的一些学校。

The survey covers a representative sample of schools.

《牛津词典》

请注意允许这种有潜在“爆炸性”的代码存在所带来的问题并不是程序员 有意在自己的代码中覆盖类型系统。

Note that the problem with allowing such potentially explosive code is not that programmers could intentionally override the type system in their own code.

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特丽莎嫲嫲从无到有把仁爱传教修女会建设成覆盖100多个国家的国际性组织。

Mother Teresa built her Missionaries of Charity from nothing into a global operation with fingers in over 100 countries.

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