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

单词	protection ring system
释义	protection ring system 保护环系统
随便看	call director telephone set call display position call distribution call distributor call diversion call diversion information call diversion may occur indicator call divert call divider call-down call down call down a blessing call down a curse upon sb. call down a curse upon someone call down curses upon someone call down on someone's head call drink call drinks call duration call duration time calle call each other pot and kettle callean call Earl callebaut 没罪找罪受没肚子的人没肚皮揽泄药没肚皮揽泻药没胃口没脑子没脚蟹，寸步难行没舅不生，没舅不长。没要过饭，不知狗狠没见刀出鞘，先吓的缩脖子钻洞苍茫苍莽苍葱苍蝇苍郁苍颜苍髯苍鸟苍鹭苍鹰