Ifo
abbr. 已识别的飞行物（identified flying object）
🗣️ 情景例句
This is Mr. Wu in Room 415.
我在415房间，姓巫。
Want of care does us more damage than want of knowledge.
粗心比无知更为有害。
Small boats loaded with wares sped to the great liner as she was entering the harbour.
当一艘大型班船进港的时候，许多小船载着各种杂货快速向客轮驶来。