A：I don't know how to deal with Jack. He is indeed a trouble maker. He has loused up my business several times.
我不知道怎么對付杰克，他實在是個搗蛋鬼，好幾次把我的事情弄成一團糟。
B：You mean Lily's boyfriend?
你是說莉莉的男友?
A：Yeah.
是的。
B：Well, he is a hard case. Everyone would feel headache about him.
哦，他是個難對付的人，每個人都對他感到頭疼。