the sound of pigeons cooing鸽子咕咕的叫声Pigeons navigate less accurately when the earth’s magnetic field is disturbed.地球磁场受到干扰时，鸽子的道航能力就会变得不准确。The new vicar's a Marxist that'll set the cat among the pigeons!新来的牧师是马克思...
Pigeons fluttered in and out, cooing gently.鸽子们低声咕咕地叫着，扑扇着翅膀飞进飞出。the sound of pigeons cooing鸽子咕咕的叫声The boy frightened away the pigeons from the roof.那男孩把屋顶上的鸽子吓飞了....