黑白分明hēi bái fēn míngin sharp contrast; with black and white sharply contrasted
❍ 两种体制比较起来，～，不容混淆。When the two systems are compared with each other,they stand in sharp contrast and allow of no confusion. 黑白分明hēi bái fēn mínɡ黑白两种颜色对比鲜明。比喻对是非和好坏分得很清楚。in sharp contrast, with black and white sharply contrasted |