冰炭不相容 [ㄅㄧㄥ ㄊㄢˋ ㄅㄨˋ ㄒㄧㄤ ㄖㄨㄥˊ; bing1 tan4 bu4 xiang1 rong2] as incompatible or irreconcilable as ice and hot coals ◄ ►