Impact parameter
[化] 碰撞参量; 撞击参数
🧩 词语组成解析
🗣️ 情景例句
It all sounds so easy.
一切听起来竟是如此简单。
Gee, that's bitter.
噢，好苦！
I meant to tell you yesterday, but you were not in your office.
我原想昨天告诉你的，但你没在办公室。