名词
中文翻译：Unknown
同义词：
['1. leak-proof pump', '2. waterproofpump', '3. watertightpump']
例句：
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1. Theleakproof pump is essential for maintaining thecleanliness of the factory.
这个防漏泵对于保持工厂的清洁至关重要。
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2. The waterproofpump is used in the rainy seasonto prevent water from entering the building.
防水泵在雨季被使用，以防止水进入建筑物。
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3. The watertight pump is designed toprevent water from seeping into thebasement during heavy rains.
这个防水泵设计用来防止大雨时水分渗入地下室。