easy pumpability是什么意思
中文翻译上泵容易
网络释义
1)easy pumpability,上泵容易2)He could easily be hooked.,他容易上钩。3)The door closes easily.,门容易关上。4)It is easier to descend a mountain than to climb up it.,下山比上山容易。5)Is it easier to climb a mountain than to get down?,上山比下山容易？6)a watch that winds easily,容易上发条的表