hand-operated pump 手摇泵 ; 手抽泵
lever operated hand pump 手压泵 ; 手动泵 ; 手动泵手压泵
Hand-operated air pump 手气泵 ; 手风泵
hand-operated oil pump 手摇油泵
hand operated barium pump 手控钡泵
A hand-operated reciprocating pump 用来灭火
hand operated oil pump 手摇油泵
hand-operated gasoline pump 手摇汽油泵
hand operated pump
手动泵
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The Hery Henry Milker is a hand operated vampire pomphand-operated vacuum pump.
亨利的挤奶器是一个用手操作的真空泵。
youdao
The opening and the closing of the gate valve are realized by a manual pump; the past bulky gate valve with a hand-operated screw rod is replaced.
闸阀的开启和关闭靠手动泵来实现，取代了过去手摇丝杠的笨重闸阀。
The Henry Milker is a hand-operated vacuum pump.
VOA: special.2010.07.20
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