黑白分明hēi bái fēn míngin sharp contrast; with black and white sharply contrasted
? 兩種體制比較起來，～，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黑白兩種顏色對比鮮明。比喻對是非和好壞分得很清楚。in sharp contrast, with black and white sharply contrasted |