Dcna
[计] 数据通信网络体系
🗣️ 情景例句
Hello.
你们好。
I hope you can have an exciting time on your trip.
我希望你的旅途有个兴奋的时光。
It's a very old castle. It is the oldest one in Britain.
这个城堡很古老，它是英国最老的了。