herd

成群；放牧英释vvto bring people together in a large group, especially roughly

1 a herd of,一群（牛、鹿等）

2 herd behavior,羊群行为；羊群效应；从众行为；群体恐慌行为

3 herd instinct,[心]群居本能，群体心理

1 The prisoners were herded together..犯人们被集合起来。

2 It was Tom’s duty to herd the cows..汤姆的职责是放牛。