Hodograph
[电] 速度图
🗣️ 情景例句
Would you like to sign the contract now?
你现在要签这合同吗？
It's an incredible story to me.
这对我来说是一个无法相信的传闻。
Before you leave the lab, make sure the electricity is turned off and the windows are shut.
你们离开实验室前，务必要关上电源，关好窗户。