a black sheep

败家子

A:I don't know how John can put up with his soon,who fools around without working.
A：我不知道约翰怎么能容忍他儿子整天不工作，瞎混日子。
B:He's out of John's hands,Nothing he can do about such a black sheep.
B：他不服约翰的管教，对这样一个败家子，约翰无可奈何。
A:If I were him,I would give him a good talking-to.I would insist on his stopping fooling around like that.
A：如果我是约翰，我会教训他一顿，一定不要他再这么瞎混。