单词	dual seal
释义	dual seal 双密封
随便看	small payment small pearl small-peasant economy small peasant economy small peasant farming small peasants property small pelvis small pendulum small people small permanent way machine small person small perturbance theory small perturbation small perturbation equation small perturbation method small perturbation potential equation small-perturbation theory small perturbation theory small pica Small pickup truck small pie small-piece bonds small piece of coal small pieces of net small pipe byzl byzm byzs byzw byzx byzy byzz bzbb bzbc bzbd 生き死に生き残り生き残る生き物生き生き生き甲斐生き神さま生き神様生き肝生き肝を抜く