Particle physics
粒子物理学
🧩 词语组成解析
🗣️ 情景例句
The policemen could not cope with the crowds.
警察不能对付群众。
An occasion lost cannot be redeemed.
时机失了无法挽回。
It's a pleasure to meet you. Can I take those boxes for you?
很高兴认识您。我能帮您拿那些箱子吗？