Ancient poems praise their melodious songs, and many idiomatic expressions use crickets and grasshoppers as metaphors for fertility, friendship or the passage of time.

古代诗词赞美它们的悠扬歌声，许多习惯用语里用蟋蟀和蚱蜢来比喻生育能力、友谊，以及时间的流逝。

youdao

Originally, all the poems of it are musical songs to be sung and, later to be read as written poems for the loss of ancient musical Settings.

《诗经》的诗最初都是可以歌唱的乐歌，后来由于古乐失传了，人们只好把乐歌当诗来读了。

youdao

The rich repertoire of songs and scores preserves ancient folk music and poems and has influenced opera, puppet theatre and other performing art traditions.

UNESCO: Culture