A person into the upper threshold of mainstream society.

是一个人进入上层、主流社会的门槛。

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It became clear that there was often a threshold moment during which some kind of a challenge or trigger prevented the recovering person from accessing his or her cognitive resources.

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Beijing has about 100 cubic meters of water available per person, well below the U.N. standard of 1, 000 cubic meters per person, a threshold used to measure chronic water shortage.

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