退休证的英文：
retirement certificate

retirement是什么意思：
n. 退休，退职；引退，退役

The history instructor was a retired minister.
那位历史教师是个退休的牧师。

She is a retired teacher.
她是个退休教师。

He will retire from the army.
他明年从部队退役。

He will retire on a pension at 65.
他将在65岁时退休，领养老金生活。

The troops retired in good order.
军队井然有序地撤退。

certificate是什么意思：
n. 证明书；执照；凭证，单据；证券；纸币
v. 发证书给；用证书批准；用证书证明

gold certificate
金币流通券|金券|金证券

scrap certificate
车辆拆毁证明书

A certificated lawyer.
合格的律师。

The certificate revocation list for this certificate authority that issued this site's certificate has expired.
发出此网站证书的证书权威的证书撤消列表已过期。

Here is the certificate for this Certificate Authority. Examine it carefully.
这里是此