Radiogeodesy
无线电大地测量学
🗣️ 情景例句
Yes, let me try. Oh, it's difficult. Will you show me how to do it?
好吧，让我试试吧！哦，真不容易。能教我怎么用吗？
My brother is two years younger than I am.
我的兄弟比我年轻2年。
I'm sorry that you didn't get the job.
很遗憾，你没有得到那份工作。