random
/ˈrændəm; `rændəm/ adj[usu attrib 通常作定语]
done, chosen, etc without method or conscious choice; haphazard 随便的; 任意的; 胡乱的
a random sample, selection, etc 随意抽取的样品、 任意选择的东西
a few random remarks 随便说的话. random, n (idm 习语) at `random without method or conscious choice 随便; 任意
draw the winning numbers at random 任意抽出的中奖数字
open a book at random, ie not at any particular page 打开一本书的 任何一页
The terrorists fired into the crowd at random. 恐怖分子向人群胡乱射击.