Pcx
n. 图形文件（DOS文件扩展名）\\nabbr. 周视凸面（periscope convex）
🗣️ 情景例句
That will do.
那可以。
Study sickness while you are well.
居安思危。
with their fellow scientists either in other countries or in universities,
和其他国家、其他大学同行们