spy in the sky

• 间谍飞机；间谍卫星

例句

(ph.)

1. They have launched spy satellites and other space-faring military hardware.
   它们都发射了间谍卫星和其它的太空军事设施。
2. The navy may have to wait another day before launching a heat-seeking missile to shoot down a spy satellite.
   美海军可能等待另一天以发射一枚热追踪导弹以击落一颗间谍卫星。