N-1
[计] N-1网络
🗣️ 情景例句
My favorite snacks are soda, popcorn and potato chips.
我最喜欢的零食是汽水、爆米花和薯片。
I'm pleased to hear about your wife having a baby.
我很荣幸得知你太太生了一个小宝宝。
It's been open for several years.
它建成已有好几年了。