n. 抽水机, 打气筒, 泵, 抽吸
vt. 用唧筒抽水, 打气, 盘问, 倾注, 使疲惫
vi. 抽水, 上下(或往复)运动
英文释义
n. a mechanical device that moves fluid or gas by pressure or suction
n. a low-cut shoe without fastenings
v. operate like a pump; move up and down, like a handle or a pedal
v. deliver forth