Unf
abbr. 美制细牙（unified national fine）；未溶化的（unfuzed）
🗣️ 情景例句
Yeah.
是的。
When are you going to swear off cigarettes?
你打算什么时候发誓戒烟？
and for several days will probably refuse all food through anger and fear.
甚至一连几天由于愤怒和恐惧而拒绝进食。