Pcns
abbr. polar coordinate navigation system 极坐标导航系统
🗣️ 情景例句
and a book of photos about the United States still feels right.
而一本关于美国的摄影集仍然很有前景。
What does she mean by canceling her performance?
她取消自己的演出是什么意思？
Oh, good evening. May I speak to Ann, please?
噢，晚上好！我想跟安讲话，行吗？