认证机构的英文：
certification authority, CA
n. 证明，鉴定，证书
- 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
n. 权力；行政管理机构；当局；当权者；权威；权威人士；威信；许可；授权书
- The authority is not reasonable.
这个判例并不合理。 - A person in authority, with authority, speaks slowly.
一个有权威，使用权利的人，说话很慢。 - Do you have the balls to challenge authority?
你有挑战权威的胆量么？ - On whose authority be the charge bring
根据谁给予的权利提出此指责 - This article is full of authorities.
这篇文章很有说服力。