Coragraph
高精度制图系统
🗣️ 情景例句
You can listen to BBC or VOA news if you want to improve your listening.
如果你想提高听力，你可以听英国广播电台或美国之音的新闻节目。
Relax. You can count on me.
放一百二十个心吧。
Could I have those two tickets, please?
这两张票给我行不行？