n.兽群,鸟群;一大群人;教徒;软棉填料 ;
v.群聚;蜂拥而至;
例句:
The flock of birds scattered when a shot was fired.
枪响鸟散.
A noisy flock of tourists came into the building.
一群吵吵嚷嚷的游客走进大楼.
We saw a flock of sheep, watched by a herdsman on horseback.
我们看到一群羊, 由一个骑马的牧民放牧着.