Naf
abbr. negative acting factor 负作用因子; nonappropriated funds 非拨入经费
🗣️ 情景例句
I understand you used to be in the construction business,
听说你过去从事建筑业
What shall I send him for his Christmas?
我要送他什么东西作为圣诞礼物？
No necessity of making a living away from home results in neglect of children,
人们没有必要离家谋生，所以不会产生孩子无人管的问题，