Opticalmechnical
光学机械
🗣️ 情景例句
No, but I hope you will from now on.
是的，还没有。不过我希望从现在起就会有。
Jenny, does she really live here?
珍妮，你真的在迈阿密有母亲吗？
In this much-travelled world, there are still thousands of places which are inaccessible to tourists.
在这个旅游频繁的世界上，仍有成千上万个游人足迹未至的地方。