bird colonies

• 鸟群

bird colonies的用法和样例：

例句

1. A bird on the fly, however, has no overarching concept of the shape of its flock.
   不过，飞行途中的一只鸟对自己的鸟群形态并没有全局概念。
2. The sportsman did not fire into the brown,but took careful aim at some particular bird.
   那猎人并没有向鸟群开枪，只瞄准了特定的一只鸟。