Partical velocity
[电] 粒子速度
🧩 词语组成解析
[电] 质点
🗣️ 情景例句
I feel lucky tonight.
今晚我觉得很幸运。
Don't bother your father now, he is very tired.
现在别拿这个去烦你爸，他很累了。
Yes, that's right.
是的。