n.证明书；文凭，结业证书；vt.发给证明书；用证书证明（或认可）； 变形： 复数：certificates过去式：certificated过去分词：certificated现在分词：certificating第三人称单数：certificates 双语释义：n.(名词)[C]证明书; 执照 official written or printed statement that may be used as proof or evidence of certain facts英英释义： certificat