Pki
abbr. Public Key Infrastructure 公钥基础设施
🗣️ 情景例句
Hello. Mr. Carlson, please.
哈喽 ，请找一下Carlson先生。
I give you an inch, and you take a yard.
你太得寸进尺了。
My holidays passed quickly, but I did not send cards to my friends.
假期过得真快，可我还没有给我的朋友们寄过一张明信片。