Echoranging
回声测距法
🗣️ 情景例句
Me, too.
我也是。
Could you tell me some more about your market analysis?
请你多告诉我一些你们的市场分析好吗？
Ripe fruit falls from the trees and you never have to work.
成熟的水果从树上掉下来，人们根本无需劳动。