n.泄水閘門；防洪閘門；(怒氣等的)制約；大量
The floodgate is closed to control the flow of water. 為了控制水流，防洪閘門關(guān)閉了。
閘門；'open the floodgates'指使某事變得更頻繁；更嚴(yán)重
