劍橋詞典an action that ends something that has been gradually getting worse , or that kills a person or animal in order to end their suffering 致命一擊；（為免除人或動物的痛苦而給予的）慈悲一擊 Jane's affair was the coup de grace to her disintegrating marriage . 簡的婚外情終結(jié)了她本已破碎的婚姻。 返回 coup de grace