flock finish

例句：

1. 1. The shepherd led his flock to the pasture.
   牧羊人带领他的羊群去放牧。
2. 2. The birds in the sky are a flock of migratory birds.
   天空中的鸟是一群候鸟。
3. 3. The farmer has a flock of sheep on his farm.
   农场主有一群绵羊。