agreement that something is true or legal

It's a new country, hoping for diplomatic recognition from the international community. 这是个新国家，希望在外交上得到国际社会的承认。

[ + that ] There's a growing recognition that this country can no longer afford to be a nuclear power. 越来越多的人认识到，这个国家再也无力充当一个核大国了。

If you are given recognition, people show admiration and respect for your achievements.

Ella complained that the company never gave her any recognition for her work. 埃拉抱怨说公司从未认可过她的工作。

He was presented with a gold watch in recognition of (= to show respect for) his years as club secretary. 俱乐部赠予他一块金表，以感谢他多年作为俱乐部干事所付出的心血。

the fact of knowing someone or something because you have seen or heard him or her or experienced it before

When he returned to his home town after the war, he found it had changed out of all/beyond all recognition (= it had changed so much that he no longer recognized it). 战后他回到家乡时，发现一切已经面目全非了。