Oughtness
有义务的状态
🗣️ 情景例句
Don't worry. You'll get used to it in no time.
别担心，你会很快习惯的。
We waited for john in the lobby of the airport.
我们在机场的大厅里等约翰。
I'm sorry, these 2 books are 3 days overdue.
小姐，对不起，这两本书已经过期3天了。