shape up or ship out 好自为之；不然就离开；要么好好干，要么就滚蛋

【例句】
Mike finally faced up to his problem when his band told him to shape up or ship out.
乐队警告迈克要么好好干，要么走人，这使他最终正视了自己的问题。

You often fall asleep in the office.This is not acceptable here.Shape up or ship out！
你经常在办公室里睡觉，这种表现在这里不被接受，好好改进否则滚蛋！