“voluntary association”造句，怎麼用voluntary association造句

In religion, the principle of voluntary association struck quick and effective root.

The American flag, on the moon or anywhere else, is worthless except as a symbol, a symbol of men achieving their ends by voluntary association, cooperating through mutual exchange in a free society.

The International Air Transport Association (IAIA) is a voluntary association of international air-lines that sets routes, fares and other standards of service.

A small amount of the sturgeons' eggs have been kept for further analysis while the rest has been sent to voluntary associations, charity kitchens and old people's homes.