fault
/fɔ:lt; fɔlt/ n
1 [C] imperfection or flaw 缺点; 缺陷; 毛病; 瑕疵; 故障
I like him despite his faults. 虽然他有种种缺点, 但我仍然喜欢他.
There is a fault in the electrical system. 电路系统出了故障. =>Usage at mistake1 用法见mistake1.
2 [U] (responsibility for a) mistake or offence 过错; 过失
`Whose fault is this?' `Mine, I'm afraid.' ｀这是谁的过错?＇｀很抱歉, 是我的错.＇
3 [C] incorrect serve in tennis, etc （网球等）发球失误.
4 [C] (place where there is a) break in the continuity of layers of rock, caused by movement of the earth's crust （地壳运动造成的）断层（处）.
5 (idm 习语) at fault responsible for a mistake; in the wrong 有责任; 有错
My memory was at fault. 我记错了. find fault => find1. to a `fault excessively 过分地; 过度地
She is generous to a fault. 她过分慷慨. fault, v [Tn]
discover a fault in (sb/sth) 发现（某人[某事物]）有错、 有缺陷等
No one could fault his performance. 他的演出无懈可击.