acknowledge的意思是承认、感谢，后接名词、代词、动名词等。acknowledge用法有acknowledge sb/sth，acknowledge+ving等。
acknowledge的形容词是：acknowledgeable ；acknowledgeable：承认；
acknowledgevt. 承认；答谢；报偿；告知已收到[ 第三人称单数 acknowledges 现在分词 acknowledging 过去式 acknowledged 过去分词 acknowledged ]。
