名词 breakdown:

1. the act of disrupting an established order so it fails to continue

2. a mental or physical breakdown

3. a cessation of normal operation

4. an analysis into mutually exclusive categories

breakdownn.崩溃；故障；衰弱；分类，明细；跺脚曳步舞breakdown fuse击穿保险breakdown roll开毗辊breakdown load破坏负载breakdown time击穿时间,停工时间,破坏期breakdown test电击穿试验,稳定性试验,折断试验,断裂试验,破坏试验,破坏性试验,击穿试验breakdown hole击穿孔breakdown trip故障跳闸breakdown lanen.在公路一旁供给行车紧急停止的狭道breakdown loss故障（停机）损失breakdown gang救援队

1. Its log shows several recent breakdowns.
   航海日志上写有好几处新近发生的故障。
2. The reasons of the breakdowns are expounded and analyzed.
   阐述了造成故障的原因，并对原因进行了分析。