那个新来的实习生真是个笨手笨脚的家伙，连复印文件都弄得一团糟。

The new intern is a real ___stumblebum, even making a mess of photocopying documents.

那个醉鬼又在酒吧门口摔倒了。

The ___stumblebum tripped again at the entrance of the bar.