Pretersonics
[电] 高于500百万赫频率的声纳波
🗣️ 情景例句
We have a very important meeting on at the moment.
现在我们正在开一个非常重要的会。
I'm in a hurry, so get to the point.
我的时间很紧，因此请扼要地谈一下关键问题。
A yellow light on the dashboard flashed angrily and Bruce cheerfully announced that there was no oil in the engine!
仪表盘一盏黄灯闪着刺眼的光芒，布鲁斯兴致勃勃地宣布发动机里没油了！