Oughtness
有义务的状态
🗣️ 情景例句
Let me give you this information to look over.
那么让我给你些详细资料做参考。
We've only sold our product at trade fairs, not in an on-going sales campaign.
我们的产品只在商展时展售，而没有办促销活动。
I did not know the way to my hotel, so I asked a porter.
我不知道去饭店的路该怎么走，于是向一个搬运工打听。