adj.难宽恕的；难和解的；执拗的
Charley is the implacable enemy of mine. 查里是我的死敌。
There is implacable hatred between the two nations. 两国之间有无法消除的仇恨。
They are implacable rivals. 他们是势不两立的竞争对手。
She is implacable an adversary as a wife suing for alimony. 有如诉讼要求赡养费的妻子一样，她是个难以折衷的对手。
