Medula
毛髓
🗣️ 情景例句
What makes you think you are qualified for this position?
是什么使你认为你有资格做这个职位？
You never know what you can do till you try.
事非经过不知难。
But as the paper moved from side to side under the pen point,
由于纸在笔尖下来回运动，