When each instrument of a symphony orchestra or the jazz band plays the same note, the quality of each sound is different — but the musician perceives each note as having the same pitch.
当交响乐团或爵士乐队的每个乐器演奏相同的音符时，每个声音的质量是不同的 - 但音乐家会将每个音符视为具有相同的音高。