Fistuliform
a. 管状的
🗣️ 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。
Everything comes to him who waits.
安心等待必有好处。
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