Ccna
abbr. 思科认证网络支持工程师（Certified Cisco Network Associate）
🗣️ 情景例句
Perhaps they'll show up. In the meantime,
也许他们会露面。在这等待期间
Slowly, mountains are worn away by the wind.
山体逐渐被风化了。
I know! It's behind the door!
我知道了，是在门后。