翻译为英语23

He didn't let down the people who helped him and he entered a key university.

重点大学 key university

他没有辜负帮助过他的人，他考入了一所重点大学。（let...down）
he didn't let people who helped hime down and was admitted to a good university.

He didn't let those who have helped him down, he was admited to a nice university.