Deontic
a. 义务的
🗣️ 情景例句
On a studect visa, full-time work is not permitted.
持学生签证的话，不允许做全职工作。
Sounds like a pain in the ass.
听起来很麻烦。
Unfortunately you'll have to pay the fine before you check those books out.
在你借书之前你要先付清罚款。