录取通知书的英文：
admission notice
enrollment notification
admission notification
notice of acceptance

参考例句：

Letter of admission;admission notice
录取通知书

I'm going to study for a master s degree at the University of California. Here's the letter of acceptance.
我要去加州大学攻读硕士学位。这是我的录取通知书。

admission是什么意思：
n. 加入权；承认；入场券

This ticket will gain you admission [will gain admission for you].
这张票将使你得以入场。

Admission by ticket only.
凭票入场。

The admission ticket is flat.
门票费是统一的。

notice是什么意思：
n. 布告；公告；通知；短评；注意；察觉
v. 注意，注意到；说到，提及；通知

notice of discharge
职位撤销通知书

notice of dismissal
驳回上诉通知书

The courier pinned a notice on the hotel notice board .
服务员在告示牌上贴了一条通知。

enrollment是什么意思：
n. 登记；注册；入伍

You will be given a reading list at enrollment.
注册时你会收到一份阅读书目。

Cherny was enrolled at the University in 1945.
彻尼1945年在该大学登记入学。

They were enrolled in the royal guard as gunners.
他们被招募到宫廷卫队当枪炮手。