Exotrophy
外向性
🗣️ 情景例句
Thank you for calling us.
谢谢你打电话给我们。
I know the boy whose father is a professor.
我知道那个男孩的父亲是大学教授。
If I get there early, I can see the doctor quickly, she thought.
“早到就能早看医生，”她想。