Collergang
轮碾机, 碾砂机
🗣️ 情景例句
But I suggest you complete your education first.
但是我建议你首先完成你的学业。
It is my pleasure to introduce the keynote speaker for today.
我很荣幸地介绍今天的主讲人。
Errors and uncertainties multiply, cascading upward through a chain of turbulent features,
错误和不可靠性上升，接踵而来的是一系列湍流的微状，