friendsn.朋友名词friend的复数形式.friendn.朋友；支持者；友人vt.与 ... 为友friendship of long duration耐久之朋friends of the opposite sex异性朋友Friends of the Earth Europe欧洲地球之友Friends of the National Zoo国家公园赞助者friend or foe identification[电] 敌友鉴别仪Friends of Namibia Committee纳米比亚之友委员会Friend murine leukemia virus弗里德小鼠白血病病毒Friends of the Chicago River芝加哥河之友Friend's erythroleukemia cell前向说明正向说明Friend's erythroleukaemia cell正反向