of their own free will的用法和樣例：
例句
用作形容詞 (adj.)
- She gave up taking drugs all of her own accord.
她完全是出于自愿而停止吸毒的。 - Brindley had begun on his own account, out of interest, to survey the waterways that he travelled as he went about his engineering projects for mills and mines.
布林德雷在為他的磨坊和礦井建筑工程到處奔走的時候，出于自愿和興趣，對沿途經過的河道進行了勘察。
