Impact parameter
[化] 碰撞参量; 撞击参数
🧩 词语组成解析
🗣️ 情景例句
Where did you find the dog?
你在什么地方找到这只狗的呢？
I ought to tell him the whole story.
我应该告诉他整个事情的始末。
His average speed had been 301 miles per hour.
他的平均时速实际是301英里。