[Tn, Tf, Tw, Cn.a, Cn.t] accept the truth of (sth); admit (sth) 承认（某事物）属实; 供认（某事物）: acknowledge the need for reform 承认改革的需要 * a generally acknowledged fact 公认的事实 * He acknowledged it to be true/that it was true. 他供认那是事实. * They refused to acknowledge defeat/that they were defeated/themselves beaten. 他们拒不承认失败[他们被打败/自己被击败]. 
[Tn] report that one has received (sth) 告知已收到（某物）: acknowledge (receipt of) a letter 告知已收到一封信. 
[Tn] express thanks for (sth) 为（某事物）表示感谢: acknowledge help 对相助表示感谢 * His services to the country were never officially acknowledged. 他对国家所作的贡献从未受到过正式的表彰. 
[Tn] show that one has noticed or recognized (sb) by a smile, nod of the head, greeting, etc 以微笑﹑ 点头﹑ 打招呼等表示注意到或认出（某人）: I was standing right next to her, but she didn't even acknowledge me/my presence. 我就站在她旁边, 可是她连个招呼都不跟我打. 
(a) [Cn.n/a, Cn.t] ~ sb (as sth) accept sb (as sth) 承认某人（为某事物）: Stephen acknowledged Henry as (ie recognized his claim to be) his heir. 斯蒂芬接受亨利为他的继承人. * He was generally acknowledged to be the finest poet in the land. 他是公认的全国最优秀的诗人. (b) [Tn] accept or recognize (sth) 接受或承认（某事物）: The country acknowledged his claim to the throne. 全国人民确认了他的王权.> acknowledgement (also acknowledgment) n
1 [U] act of acknowledging 承认; 致谢; 感谢: We are sending you some money in acknowledgement of your valuable help. 我们谨奉薄酬, 对您的大力协助聊表谢忱.
2 [C] (a) letter, etc stating that sth has been received （表示收到某物的）回信, 收条, 回帖等: I didn't receive an acknowledgement of my application. 对我的申请, 我还没收到回信. (b) thing given or done in return for a service, etc 回敬之物; 答谢: These flowers are a small acknowledgement of your great kindness. 这些花是用来对您的恩惠略表谢意的.
3 [C, U] statement (in a book, etc) of an author's thanks to other people or writings that have helped him （於书籍等中, 作者对曾借助的人或作品的）志谢, 感谢: Her theory was quoted without (an) acknowledgement. 她的理论被人引用而未向她致谢.