Florencite
磷铝铈矿
🗣️ 情景例句
Quality time.
高品质时光。
It's ten minutes to four.
现在差十分四点。
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