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- Sampling: grade and staple: 10% to be sampled at random for each lot of bales; micronaire and strength: one half of the 10% is to be sampled at random for each bunch of bales. 抽样：品级、长度：从每批棉包中随机抽样10%25；马克隆值和强度：从品级、长度抽取的样品中随机抽取其样品总量的一半，作为马克隆值和强力的检验样品。
- Soiled dishes were piled at random. 脏碟子胡乱地堆放着。
- Method To analyse 120 medical record sampled at random of the inpatient form 960 medical record of the inpatient form 2006. 方法2006年度从住院病人的960份病历中随机抽取120份调查抗菌素使用情况。
- The librarian took a book at random from the shelf. 图书管理员从书架上随便拿了一本书。
- Chose a card at random from the deck. 从一副牌中任意选出一张
- By mere chance or fortune; at random. 碰巧; 胡乱地; 随意地
- The children sat around the table at random. 小孩们随便的围坐在桌子旁边。
- He always put his stuff at random. 他总是乱放东西。
- For a second group,the words were listed at random. 对于第二组（试验对象），这些单词是随意排列的。
- To move from place to place,especially at random. 漂移，游荡尤指随意地从一处移动到另一处
- The electrons would not be moving around at random. 这些电子就不会杂乱无章地到处跑来跑去。
- She went on, talking somewhat at random. 她继续说下去，有些语无论次。
- He read a great deal-but at random for pleasure. 他读了很多书--都是随心所欲，读着玩的闲书。
- Nodes may be numbered at random. 节点可以随意地编号。
- Names were chosen at random from a list. 名字是从名单中随便点的。
- It is just happiness to enjoy ourselves at random! 自得其乐就是幸福!
- Loneliness cubes a man at random. 孤独随机地演算一个人的立方。
- The children picked flowers at random. 孩子们乱摘花。
- Don't throw a wet blanket on others at random! 不要随便给别人泼冷水!
- The enemy planes dropped bombs at random. 敌机胡乱投弹。
