Vibrographing
振动测量
🗣️ 情景例句
I'm looking for a sports car.
我想买一辆跑车。
We must have your LC at least one month before the time of shipment.
我们必须在船运前一个月收到你们的信用证。
I'm not guessing，I really know.
我不是在猜想，我真的知道。