Collision integral
[化] 碰撞积分
🧩 词语组成解析
🗣️ 情景例句
African athletes are good at track and field events.
非洲选手擅长田径项目。
How did you do it?
你是怎样达成它的？
After the accident, all the lines and taps were clearly marked and new people joining the workforce were given a talk on safety before they started work.
火灾过后，所有的管道和龙头都被标得一清二楚，而且加入劳动队伍的新工人在开始工作之前要接受有关的安全教育。