名词
中文翻译：洪水门
同义词：
['gate', 'sluice', 'lock']
例句：
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1.The floodgates of the river have been opened to allow more water to flow.
河水的闸门已经打开，以便更多的水可以流动。
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2. The floodgates were closed due to heavy rains.
由于大雨，洪水闸门被关闭了。
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3. The floodgates are crucial for controlling the flow of water during floods.
洪水闸门对于在洪水期间控制水流至关重要。