Extensionist
n. [主英国英语]大学附设部分(如函授部、夜校)的讲师(或学生)
🗣️ 情景例句
I do.
我愿意。
Aren't you relieved that your puppy was finally found?
你的小狗终于找回来了，你应该安心了吧？
What's it used for?
有什么用途？