“承认”用英语可以说成是 "admit"。这个词来源于拉丁语 "admittere"，意思是 "to let in" 或 "to allow entrance"。在句子中，它通常是指承认自己的错误或过错，或者承认某件事情的真相。例句如下：

She finally admitted that she had lied to me.（她最终承认她对我说了谎。）

He admitted to stealing the money.（他承认偷了钱。）

They were forced to admit defeat.（他们被迫承认失败。）