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单词 压水泵
例句 DEFINITIVE EXAMPLES 权威例句〔force pump〕A pump with a solid piston and valves used to raise a liquid or expel it under pressure.压水泵:有硬活塞和阀门的泵,用来提取液体或在压力下排出液体美国传统〔sluice〕He sluiced his head and neck by working a pump handle.他按压水泵柄引水冲洗脑袋和脖子。英汉大词典
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