This evidence supports the hypothesis that sleep, specifically the first 70-to-90-minute stage of sleep—the length of a common nap—clears out the hippocampus, the area for short-term memory.

有这样一个假说，睡眠，尤其是70到90分钟的小盹儿，能够清楚海马回（大脑中用来短时记忆的区域），沃克的这 项研究的结果正是这个假说的有力证据。

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This evidence supports the hypothesis that sleep, specifically the first 70-to-90-minute stage of sleep—the length of a common nap—clears out the hippocampus, the area for short-term memory.

有这样一个假说，睡眠，尤其是70到90分钟的小盹儿，能够清楚海马回（大脑中用来短时记忆的区域），沃克的这 项研究的结果正是这个假说的有力证据。

youdao