Pretersonics
[电] 高于500百万赫频率的声纳波
🗣️ 情景例句
You're very generous.
你真慷慨。
It doesn't work.
坏了；不动了。
Today it is no longer the tallest building in the USA, or even in New York.
今天，它不再是美国最高的大厦了，甚至在纽约都排不上号了。