Perthite
n. [地]条纹长石
🗣️ 情景例句
May I ask where you are from?
我可以请问你是哪里人吗？
You were late again this morning. I think you had better start being on time.
你早晨又迟到了，我想你最好开始守时。[托福]
It's a pen.
一支钢笔。