pigeonhole

剑桥词典

one of a set of small boxes , open at the front , in which letters and messages are left for different people
鸽笼式分类架；信件格；文件格
Leave the report in my pigeonhole when you've read it. 你看完后把报告放在我的分类架里。

习语

put sth/sb in a pigeonhole 返回 pigeonhole