In short, the length of time that an investor holds a share does not tell you a lot about how much interest he will take in the management of the firm concerned.
简言之,一位投资者持有一张股票的时间长短并无法清楚看出他是否关心该企业的管理。
Now that is a fairly short distance when you are talking the length and breadth of Europe, so perhaps a better unit of measurement might be a thousand paces.
相对于广袤的欧陆,这一步微不足道,所以用一千步作为长度单位或许更加适宜。
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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