inversion
n[U, C]
(a) inverting or being inverted; instance of this 倒置; 倒轉; 顛倒
(an) inversion of word order 詞序的倒裝.
(b) (music 音) (arrangement of a) chord1 with a different note in the first or basic position 轉位; 轉回
A chord of C major with E in the bass is in the 1st inversion. 用E做最低音的C大調主和弦是第一轉位.