英语词汇“pumping back”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	pumping back
释义	pumping back 馈
随便看	second position second posterior cell second posterior intercostal artery second power second powers second predicate calculus second-preference second preferred secondpreferred second-preferred second-preferred stock second preferred stock second preselector second press second press felt second pressing second-price second-price auction second principal component second principal stress second-prize second prize second probability distribution second problem of Cousin second process machine gssc gssj gsss gsst gssy gstd gstm gstx gsty gstz 母盘母系母老虎母舅母范母草母菊母蜂母语母质