Ancient Societies

• 古代社会

Ancient Societies的用法和样例：

例句

1. Marriage became an institution in ancient societies.
   婚姻在古代社会就已经成为一种制度。
2. The foundation on which many ancient societies were built was the use of slaves.
   许多古代社会都是建立在使役奴隶的基础上的。