主音的用法和样例：
例句
-
完全终止的在乐章或乐曲结尾指出由第五音到主音的和声或和弦的
Designating a cadence or chord progression from the dominant to the tonic at the end of a phrase or piece of music. -
主音音乐键的主音
The tonic of a musical key. -
波音由主音与一般为低半音或全音的助音快速切换而构成的装饰音
A melodic ornament in which a principal tone is rapidly alternated with the tone a half or full step below.
