琴键是钢琴上用手指敲击的部件,它能使钢琴发出乐音.A key is the part of a pianoforte that you touch to make music.它们可以是5个乐音 ( 5声音阶 ),也可是6个乐音 ( 6声音阶 ).These may be five - tone ( pentatonic ) or six - tone ( hexatonic ) scales.我让这悦耳美妙、闪着光芒的乐音净化我的心灵...

“乐音”的英语可以翻译为：musical sound，tone，musical tone ...

“乐音”的反义词：噪音。...

“乐音”的拼音为：yuè yīn...