以下为句子列表：
英文: A pneumatic tourniquet with a hand pump and an accurate pressure gauge is probably the safest, but a constantly regulated pressure tourniquet is quite satisfactory if it is properly maintained and checked.
中文: 具有手动加压泵及精确气压表的充气止血带可能是最为安全的，但是只要正确保养和检查，持续调压式止血带也相当满意。
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英文: A small open railroad car propelled by a hand pump or a small motor.
中文: 手泵式四轮小车由一个小马达或一台手泵驱动的小型无篷路轨车
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英文: They went through the gate, and sure enough, there was an old-fashioned hand pump with a bowl beside it.
中文: 他们走进门来，果真看到有一台老式手摇水泵，旁边还有一只碗。
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英文: Water is fed into the boiler by a hand pump and an injector.
中文: 水靠著手动帮浦和注水器被注入锅炉。
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