那群笨手笨脚的家伙又把咖啡洒在了重要文件上。

Those ___stumblebums spilled coffee on the important documents again.

当地人把酒吧外那些摇摇晃晃的醉汉叫做踉跄鬼。

The locals call those unsteady drunks outside the bar ___stumblebums.