Adfs
abbr. 活动目录联合服务（Active Directory Federation Services）；自动测向系统（Automatic Direction Finding System）
🗣️ 情景例句
I've got to explain about it.
我得解释一下此事。
This isn't a laughing matter.
这种事是不能开玩笑的！
What are you talking about?
你在说什么？