adj.無法消除的；不能遏制的；不可戰(zhàn)勝的

Lisa's apparently unquenchable spirits were rising. 麗莎那顯然不可遏制的情緒正在高漲。

An unquenchable exuberance lived in him. 他身上自有一種抑制不住的活力。

"His spirit was blithe and its fire unquenchable" (John Morley). “他樂觀開朗，很少情緒低落” （約翰·莫利）。

His spirit was blithe and its fire unquenchable(John Morley. 他樂觀開朗，很少情緒低落(約翰·莫利)。

Is not dread of thirst when your well is full, the thirst that is unquenchable? 當(dāng)你們的井水注滿時,你仍害怕口渴,這渴豈不是永無止盡?