Pretersonics
[电] 高于500百万赫频率的声纳波
🗣️ 情景例句
No, we have the Spring Festival's celebrations with feasts and fireworks.
不，我们以宴会和焰火庆祝春节。
Man is a tool-using animal.
人是用器之兽。
Not too much, said Lucy. I didn't spend all the money. I brought some of it back again.
“不太多，”露西说，“我并没有完你给的钱。我带回来一些钱。”