Naf
abbr. negative acting factor 负作用因子; nonappropriated funds 非拨入经费
🗣️ 情景例句
You'll do great. break a leg!
你会干得很棒的，祝你好运！
This is my third year of college, I'm a junior.
这是我上大学的第三年，我是三年级学生。
A lot of cars entered for this race last year and there was a great deal of excitement just before it began.
去年有很多汽车参加了这项比赛。比赛开始之前，人们异常激动。