Bgp
[计] 边界网有关协议
🗣️ 情景例句
I need to be in the top percentage of my class to study abroad.
为出国留学，我的成绩必须在班里名列前茅。
What is bothering you?
什么在困扰你？
Yes, I'm afraid I do.I may come later.
是的，恐怕我必须做。我可以晚一点去。