1、The preclassical period in music refers to the time before the development of classical music.
音乐中的古典前期指的是古典音乐发展之前的时期。

2、During the preclassical era, Greek philosophers laid the foundation for many scientific and philosophical ideas.
在古典前时代，希腊哲学家为许多科学和哲学思想奠定了基础。