Elvanite
n. 【地质学】淡英斑岩
🗣️ 情景例句
My parents paid my way through college.
我父母供我上大学。
Don't mention it.
不必谢。
The eraser goes from one student to another first one way, then another.
橡皮擦从一个学生传给另一个学生－先从这个方向传过去，然后返回来。