Scabbling
粗琢(石)工作
✅ 同义词
🗣️ 情景例句
Have gone to the railroad station.
去火车站。
Who is the author of this novel?
这篇小说的作者是谁？
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率，是在1951年被人类发现的。