According to Google this is the oldest mention on the internet.
This says 60% of flights cancelled due to a pre-planned military exercise.
https://www.lapoliticaonline.c...
根据谷歌的说法，这是互联网上最古老的提及。
这表示 60% 的航班因预先计划的军事演习而取消。
https://www.lapoliticaonline.c...