pumhandle泵: pump的: 4次方是 The fourth power of 2 i ...手: hand把: grip; handle手把: handgrip; handhold; handlebar; handrim; helve; lever; stick下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:泵的手把,即可在微信中查询翻译