军舰鸟以其长翼在海面上空优雅滑翔而闻名。

___Frigatebirds are famous for gliding gracefully over the sea with their long wings.

雄性军舰鸟在求偶时会鼓起鲜红的喉囊，看起来像一个大红气球。

Male ___frigatebirds puff up their bright red throat pouches during courtship, resembling giant red balloons.

军舰鸟在空中追逐海鸥，抢走了它刚捕获的鱼。

The ___frigatebird chased the seagull mid-air and stole its freshly caught fish.