基本解释n.手泵(手动泵；手力唧筒)同根派生 handpump相关词英汉例句Methods To detect fluoride level in the 5 handpump water samples of each natural village by screening. 方法以自然村为单位开展筛查,采集5份手压井水样做氟化物含量测定。deicing handpump 防冰液手摇泵handpump更多例句