The pot calling the kettle black.锅嫌壶黑.乌鸦站在猪身上.五十步笑百步. 家用器皿pot (for cooking)和kettle (for boiling water)都是经常在炉子上烤的,时间长了,它们的底部都会变黑.这个俗语的字面意思就是