a black sheepəblækʃi:p短语⁴²⁵⁹⁵ 基本例句 n.败家子;败类;害群之马 But in the operation of our country, MBO causes all sorts of fairness questions, has turned from reform edge into a black sheep gradually, suspended finally. 然而在我国的运行中， MBO却引发种种公平性问题，逐渐从改革利器变成了众矢之的，最终得到被暂停的命运。 vezzs