The pedal system not since day of the piano naissance existence, it experienced from did not to have, from simple arrive complicated a series of change.

踏板系统并非自钢琴诞生之日起就存在，它经历了从无到有、从简单到复杂的一系列的变革。

youdao

The pedal system not since day of the piano naissance existence, it experienced from did not to have, from simple arrive complicated a series of change.

踏板系统并非自钢琴诞生之日起就存在，它经历了从无到有、从简单到复杂的一系列的变革。

youdao