Random

(a.)

done, chosen, etc. without sb deciding in advance what is going to happen, or without anu regular pattern

随机的，随意的（非事先决定或不规则）

e.g. the random killing of innocent people

对无辜者随意杀戮

a random sample/section (=in which each thing has an equal chance of being chosen)

随机抽样/选取

e.g. The information is processed in a random order.

信息是按随机顺序选取的。

e.g. Random reading and browsing are better than not being acquainted with books at all; it is all right to be detached, but not to be ignorant of the trend of the times.

涉猎虽曰无用，尤胜于不通古今；清高固然可嘉，莫流于不识时务。

引申：randomly

(ad.)

e.g. The winning numbers are randomly selected by computer.

中奖号码是由电脑随机选取的。

e.g. My phone seems to switch itself off randomly.

我的手机好像是随时自动关机。

引申：randomness

(n.)

It introduced an element of randomness into the situation.

这就为形势增加了一种不确定因素。

(n.)

(idm.)

at random: without deciding in advance what is going to happen, or without any regular pattern

随意；随机；胡乱

e.g. She opened the book at random (=not at any particular page) and started reading.

她随意翻到一页就看了起来。

e.g. The terrorists fired into the crowd at random.

恐怖分子胡乱地向人群开枪。

e.g. Names were chosen at random from a list.

名字是从名单中随便点的。

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