Graface
石墨-二硫化钼固体润滑剂
🗣️ 情景例句
Hey, what's up buddy?
怎么着，哥们。
In university, students are trained to become teachers and engineers.
大学的学生被训练成为教师和工程师。
She herself read them to me by spelling into my hand what was written in the book.
她亲自通过在我手上拼写书中的内容，把课本对我读出来。