俚语：slave driver/严厉的人

　　定义：an employer who expects the utmost from his employees, a severe disciplinarian想从雇员身上得到最大利益的老板，严厉的人

　　例句：My parents are such slave drivers that if I don't do my chores or finish my homework they make me stay in my room all day Saturday.我的父母亲非常的严厉，如果我没将杂务做好或没做完功课，他们就要我星期六一整天待在房间里。