大二度的英文

major second

• 大:    big; large
• 二:    two
• 度:    surmise; estimate

例句与用法

1. Minor seconds and major sevenths are regarded as harsh dissonances , major seconds and minor sevenths as less harsh
   小二度和大七度为极不协和音程，大二度和小七度为不协和音程。