But what is essential for the sound - Yamahas have that - is the pianissimo.

但声音里最不可或缺的，山叶钢琴里有：弱音。

youdao

But what is essential for the sound - Yamahas have that - is the pianissimo.

但声音里最不可或缺的，山叶钢琴里有：弱音。

youdao