Pcns
abbr. polar coordinate navigation system 极坐标导航系统
🗣️ 情景例句
In a manner of speaking.
不妨这么说吧。
He who makes constant complaint gets little compassion.
经常诉苦抱怨，难以博得同情。
My name is Wu Jun. This is our first lesson, so I don't know all your names.
我叫吴军。这是我们第一次上课，所以我认不全你们的名字。