slip-up

n. 错误, 疏漏

例句与用法：

Leaving his name off the list was a bad slip-up.

名单上没有他的名字是个严重的疏忽。

详细释义：

n.【口】

1. 错误; 遗漏

Due to a big slip-up, the students were sent home early today.

由于一个大疏忽, 学生们今天提早放学回家了。

2. 不幸事故

Due to a slip-up at the power plant, there was a five hour blackout.

发电厂的疏忽导致停电五小时。