Sillometer
航速表, 测速计
🗣️ 情景例句
What happened?
怎么啦？
I know the boy whose father is a professor.
我知道那个男孩的父亲是大学教授。
I argued that if I spent less time exhausting myself at exercises in the morning,
我辩解说，早晨少耗费精力锻炼，