Trackballs
(trackball 的复数) n. 追踪球；轨迹球
🗣️ 情景例句
We have good news and bad news, Robbie.
我给你带来了好消息和坏消息 Robbie。
Don't worry he wiil bring something.
不要担心他会带来什么。
An aeroplane offers you an unusual and breathtaking view of the world.
飞机上，你可以观察世界上非同寻常的奇妙的美景。