明知道天要下雨就该带把伞,明知道不会有结果就请别开始!的英文翻译
问题描述：
明知道天要下雨就该带把伞,明知道不会有结果就请别开始!的英文翻译
答
You should have taken an umbrella if you have known that it's going to rain,you should haven't start it if you have known that you will finally get nothing.