摘要：1．acknowledge vt.承认,告知已收到.为--表示感谢 He refused to acknowledge defeat/that he was defeated. He acknowledged having made a mistake. We must not fail to acknowleage his services to the town. have a good knowledge of对--非常了解 have no knowledge of对--不熟悉 bring sth. to the knowledge of sb.让某人知道-- to one’s knowledge据某人所知 without the knowledge of在--不知道的情况下

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