A man cannot spin and reel at the same time. 一心不能二用。

谚语	A man cannot spin and reel at the same time. 一心不能二用。
解释	指一个人不能同时做两件完全不同的事情。
分类	英语谚语类

上一个谚语：A man can do no more than he can. 凡事都应量力而行。

下一个谚语：A man is known by his friends. 什么人交什么朋友。