Firstname
n. 名
🗣️ 情景例句
I've met Mrs. Right.
我已经遇上了意中人。
It takes courage to do so.
这样做需要勇气。
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