aerial inflection空气传染
Internal Inflection内部屈折
Inflection points转折点
external inflection外部屈折
inflection surface回曲面;转折面
diachronical inflection历时音变
inflection preformance反弯性能
Inflection affix屈折词缀
synchronical inflection共时音变
N-VAR（有变体名词） An inflection in someone's voice is a change in its tone or pitch as they are speaking. 变音; 变调 [书面]
...the upward inflection of her voice.
…她声调的升高。