Ifo
abbr. 已识别的飞行物（identified flying object）
🗣️ 情景例句
so why don't we get right to work?
我们现在就开始工作， 好吗？
It's faster to go by plane than by boat.
和坐船比，坐飞机是更快的。
Punctuality is a necessary habit in all public affairs in civilized society.
准时是文明社会中进行一切社交活动时必须养成的习惯。