名词短语
中文翻译：手半旋转泵
同义词：
['Hand Rotary Pump', 'Hand Centrifugal Pump', 'Hand Centrifugal Pump']
例句：
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1.The hand semi-rotatory pump is used to extract oil from the ground.
手半旋转泵用于从地下提取石油。
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2.This hand semi-rotatory pump is very efficient in removing contaminants from water.
这种手半旋转泵在从水中去除污染物方面非常高效。
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3.The engineer designed a hand semi-rotatory pump that could handle large volumes of liquid.
工程师设计了一种手半旋转泵，能够处理大量的液体。