启蒙阶段的

例句：

1. 1. The book is a great source of enlightenment for young people.
   这本书是年轻人的启蒙之书。
2. 2.During the enlightenment period, many new ideas were born.
   启蒙时期诞生了许多新思想。
3. 3. The enlightenment movement had a profound impact on society.
   启蒙运动对社会产生了深远的影响。