Nerdiness
书呆子
🗣️ 情景例句
I promise I won't leave early.
我发誓我再也不会早走了。
Wade not in unknown water.
不知水的深浅，不可粗心趟水过河。
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