but then (again) idiom
不过话又说回来;不过仔细想想
but when you think about the matter more or in another way
I agree she types accurately, but then again, she's very slow. 我承认她打字很准确，不过话又说回来，她打得很慢。
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。