The sonority of music works is achieved by instrumental playing.
音乐作品的音响存在是通过乐器演奏实现的。
Resonance give volume and timbre to voice and strengthen its sonority.
共鸣赋予嗓音的音量和音质，并加强其响亮度。
The lowest level of sonority, the pianissimo , must also be totally effortless in its production.
钢琴弹奏中，就是最低的音量，极弱，也必须是要在完全轻松的情况下弹奏出来的。