acknowledge

柯林斯词典

1. V-T If you acknowledge a fact or a situation, you accept or admit that it is true or that it exists. 承認 (事實或情況)[正式]
Naylor acknowledged, in a letter to the judge, that he was a drug addict. 在一封寫給法官的信中，內勒承認他是一個吸毒者。
Belatedly, the government has acknowledged the problem. 政府過晚地承認了這個問題。
2. V-T If someone's achievements, status, or qualities are acknowledged, they are known about and recognized by a lot of people, or by a particular group of people. 認可 (某人的成就、地位或品質)
He is also acknowledged as an excellent goalkeeper. 他還被認可爲一名優秀的守門員。
3. V-T If you acknowledge a message or letter, you write to the person who sent it in order to say that you have received it. 確認收到
The army sent me a postcard acknowledging my request. 軍方寄給我一張明信片以確認收到了我的請求。
4. V-T If you acknowledge someone, for example, by moving your head or smiling, you show that you have seen and recognized them. (點頭或微笑) 曏…致意
He saw her but refused to even acknowledge her. 他看到了她，但甚至都拒絕曏她致意。

Always acknowledge your sources at the end of an essay .
The government has acknowledged that homelessness is a problem but it has failed to grasp the scale of the problem .
It is widely acknowledged that the welfare system is under-resourced.
She acknowledged me with a quick bob of her head .
I regarded her failure to acknowledge my greeting as a slight .