unfailingly [美 ˌənˈfeɪlɪŋli, 英 ʌnˈfeɪlɪŋli] 副
- he was unfailingly polite
- era de una cortesía a toda prueba
- he was unfailingly polite
- era indefectiblemente cortés
单语范例（未经PONS编辑处理）
She recalls it was an awkward situation, even though the older sorority sister was unfailingly gracious to the younger one.
en.wikipedia.org His prose can be clunky and overwrought, but his voice is unpretentious and unfailingly honest.
en.wikipedia.org A lifetime teetotaller, he was, unlike most rock stars, unfailingly prompt and could be charming, especially with women.
www.dailymail.co.uk He is described as being unfailingly courageous, patriotic, devout and chivalrous.
en.wikipedia.org He was a model of courtliness with his colleagues and unfailingly gracious in conversation with his constituents.
www.oregonlive.com