Kev
[医] 千电子伏特
🗣️ 情景例句
It just takes time to feel comfortable in a new place.
总是需要一段时间才能适应一个新的环境。
Have you seen Mr. Smith recently?
最近你见过史密斯先生吗？
If we could actually see the path described by a particle,such as a sand grain in the rock,
假如我们真能看到的运动轨迹，诸如岩石中一个沙粒分子