您要查找的是不是：
- random failure period 偶然故障期
- Soiled dishes were piled at random. 脏碟子胡乱地堆放着。
- The farther you go from Africa, the less genetic variety there is, because in a rapidly dispersing population genetic variety is lost faster by random failures to breed than it is replenished by evolution. 离非洲越远，基因的差异就越不明显，因为在快速的移民过程中，因随机繁衍而消除基因差异的速度比进化带来的基因差异快。
- He tried to put a bold face on his failure. 他对自己的失败装出一副满不在乎的样子。
- The cake we made was somewhat of a failure. 我们做的蛋糕不大成功。
- Troubleshooting of Random Failure of Numerical Control Ma-chine Tool 数控机床随机性故障的排除方法
- A System Structure for Reducing Random Failure Rate in Control System 一种降低控制系统随机故障率的控制系统结构
- 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。
- He was bewailing his failure in the examination. 他为考试不及格而悲伤。
- She was constantly spurred on by a fear of failure. 对失败的恐惧不断地激励着她。
- Random mating within a breeding population. 自由交配在一个育种群中自由交配
- He was stripped down for his failure in the exam. 他考试不及格受到严厉责骂。
- The failure of the plan was laid at his door. 这个计划失败被归罪于他。
- His plan was foredoomed to failure. 他的计画注定要失败。
- He ascribed his failure to bad luck. 他把失败归于运气不佳。
- Chose a card at random from the deck. 从一副牌中任意选出一张
- He felt miserable about his failure. 他对自己的失败感到悲哀。
- By mere chance or fortune; at random. 碰巧; 胡乱地; 随意地
- The travel company's failure bust up my holiday. 旅游公司的失误使我的假日泡汤了。
- Failure is the only highroad to success. 失败是通往成功的唯一之路。
