informal, informal
something that you say when you want someone to wait a short time.
If you hang on a mo, I'll just check whether Barbara's in her office.
英语词组固定搭配大全包含18674条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。