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

单词	preparational
释义	preparational [网络] 准备工作
随便看	relay tip relay train relay transaction relay transformator relay transmission relay transmission mode relay transmitter relay transmitters relay transport relay tree relay tree circuit relay tube relay type relay-type relaytype relay type recorder relay-type recorder relay type recording instrument relay-type recording instrument relay types relay type servo relay underreaching protection relay unit relay unit circuit relay valve 咬他脑壳又硬，咬他屁股又臭咬半节剩半节咬处有虱子，怕处有鬼咬处有虱，怕处有鬼咬字眼咬定一两句书，终身得益；栽成六七竿竹，四壁皆清。咬定牙咬定青山不放松，立根原在破岩中。咬定青山不放松，立根原在破岩中。千磨万击还坚劲，任尔东西南北风。咬得菜根，百事可做。ユモトユヤユヤセユユシイユライユラクユラグユラスユラメクユラユラ