at half cock

• adj. 处于全击发状态(完全准备好)

at half cock的用法和样例：

例句

1. John went off at half cock and started unloading the van before we had cleared space to put the things in.
   约翰做事仓促，我们还没有把放东西的地方打扫干净，他就开始卸货车上的东西了。

词汇搭配

• go off at half cock 枪走火
• go off at half-cock 着急