集合名詞の用法

(collective noun)

例　My family are all soccer fans.

例　There are about 100 families in this village.

何人（いくつか）が集まった集合体を示すのが集合名詞

Team , club , class , committee ,crew , group , staff , audience

＜a/an ＋単数形＞ や複数形で使える