acknowledgementn.
英 ək'nɒlɪdʒm(ə)nt | 美 ək'nɑlɪdʒmənt
中文n. 承认；确认；感谢
词根词源
acknowledgement (n.)1590s, "act of acknowledging," from acknowledge + -ment. "An early instance of -ment added to an orig. Eng. vb." [OED]. Meaning "token of due recognition" is recorded from 1610s.
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