Radioamplifier
n. 高频放大器
🗣️ 情景例句
She was still beautiful at the age of forty.
她活到四十岁仍然很美。
Which one is more interesting?
哪一个是比较有趣的？
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。