🗣️ 情景例句
I'm so busy that I don't get around to it.
我忙得找不出时间去做它。
Only certain people are permitted to enter that club.
只有特定的人才被允许进入该俱乐部。
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