Bookwork
n. 根據書籍的研究
??? 情景例句
Take care, and have a nice flight.
請保重！祝你一路順風！
In universities,students train to become teachers and engineers.
在大學里，學生們被訓練成為教師和工程師。
I didn't know he was the richest person in the world.
我不知道他是世界上最有錢的人。