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許多集合名詞都可以用作動物群的量詞，例如：a school of fish一群魚a herd of cattle一群牛a flock of sheep一群羊an army of bees 一大群蜜蜂
看i哦飛機
flock用的更多一些，專指羊的。~ (of sth) group of sheep, goats or birds of the same kind, either kept together or feeding and travelling together （同一種的羊或鳥的）一群: a flock of wild geese 一群雁 * flocks (of sheep) and herds (of cattle) 羊群和牛群.
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