名词
中文翻译：排水阀
同义词：
['drain', 'outlet', 'drain plug', 'vent例句：1. The drainage valve is located at the bottom of the sink.（排水阀位于水槽底部。）']
例句：
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1. The drainage valve is located at the bottom of the sink.
排水阀位于水槽底部。
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2. The plumber replaced the faulty drainage valve.
水管工更换了故障的排水阀。
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3. The drain was clogged, and we needed to clear the drainage valve.
排水管堵塞了，我们需要清理排水阀。