Ifo
abbr. 已识别的飞行物（identified flying object）
🗣️ 情景例句
Sure.
当然。
After dinner I read a magazine and made some telephone calls.
在晚饭以后我读一本杂志和打了一些电话。
The 'Antoinette' floated on the water until Latham was picked up by a ship.
“安特瓦特”号飞机在海上漂浮，后来有船经过，莱瑟姆方才获救。