短語詞組短語pull the box 發(fā)火災(zāi)警報命令pull -in box 引入箱Pull down List Box 下拉式列表框;下推式列表框push button or pull box 按鈕或分線盒a push -pull box pump 推挽式箱型泵box pull 拉線盒axle -box pull rod 軸箱拉桿double axle -box pull-rod 雙軸箱拉桿 返回 pull box