反方向的用法和樣例：
例句
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倒退在相反方向上的運動
Movement in an opposite direction. -
轉位高音和低音變調過程中音調的再排列或音調再排列的結果，例如對位聲部中，或者以相反方向動用單個旋律中的每個音程
A rearrangement or result of the rearrangement of tones in which upper and lower voices are transposed, as in counterpoint, or in which each interval in a single melody is applied in the opposite direction.
