extirpation
[.ekstə:'peiʃən]
n. 消减, 根除, 毁减, [医]摘除
例句与用法：
The sudden extinguishment of all stage lights in a theater to indicate the passage of time or to mark the end of an act or a scene.
舞台上的突然熄灯为表示时日的变化或指明一幕或一场的终结而将所有舞台灯光突然熄灭
词形变化：
形容词: extirpative | 名词: extirpation | 动词过去式: extirpated | 动词过去分词: extirpated | 动词现在分词: extirpating | 动词第三人称单数: extirpates |
详细释义：
n.
根绝; 灭绝