in the skies

例句：

1. 1.The bird flew in the skies above the city.
   那只鸟在城市上空的高空飞翔。
2. 2.The plane circled over the skies before landing.
   飞机在降落前在天空中盘旋。
3. 3. The astronaut was flying in the skies of space.
   宇航员正在太空中飞行。