Pien
尖稜; 稜角
🗣️ 情景例句
Please get me a cup of coffee.
请给我倒一杯咖啡。
He has a letter.
他有一封信。
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，