Areodesy
火星测量学
🗣️ 情景例句
What business are you in?
你从事哪一行？
Internet is number one!
国际互联网真是顶呱呱！
I'll have to go now. Someone wants to use the phone. All the best.
现在我得挂电话了。有人想用电话。祝你一切都好。