That way you can truly select one at random and not waste all your time trying to decide which one to explore.

这样，你才能真正随机选择其中之一，而不是浪费所有的时间决定去探索哪一个。

youdao

A good starting point is to select the default (4 KB), especially if row sizes are fairly small or when access to the data is primarily random.

一开始的时候，可以选择默认选项(4 KB)，如果行的长度很小，或者对数据的访问基本上是随机的，则更应该选择这一选项。

youdao

I scan the names on the doors, butnone of them suggests anything to me; finally I select at random and slide mybookmark along the lock until the catch pushes back and I’m in.

我用名字在门上一个个扫描过去，没有任何一扇门有反映。 最后，我随意选了一个名字，把书签沿着锁来回滑动，直到撬出挂钩为止，我进门了。

youdao

When assigned to random groups to select music with people you do not know, for example, you will collectively create a shared favorites list that is likely to be quite different from the lists of all other groups that might form for a similar task.

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Imagine that a man walks up to you and tells you this: He will pick a public company at random from a very select group.

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GPS the global positioning system to select a neighbourhood at random within the town.

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