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unfailing + noun
She has been an unfailing source of encouragement.
她一直是鼓励的可靠来源。
可靠的；万无一失的
先理解核心含义，再看它在真实句子里的用法。
可靠的；万无一失的
never failing; always reliable or accurate
She has been an unfailing source of encouragement.
她一直是鼓励的可靠来源。
无穷无尽的；用不完的
inexhaustible
不会失败的
not liable to failure
不变的；始终如一的
changeless, constant
总能提供更多的
always able to supply more
Her unfailing kindness made her loved by everyone.
她那始终如一的善良让她受到所有人的喜爱。
AI contextual example
He answered every question with unfailing patience.
他不厌其烦地回答了每一个问题。
AI contextual example
The shop is known for its unfailing supply of fresh bread.
这家店以源源不断供应新鲜面包而闻名。
AI contextual example
the unfailing sign of an amateur
业余爱好者的一个百试不爽的标志
WordNet
She has been an unfailing source of encouragement.
她一直是鼓励的可靠来源。
He is unfailing in his efforts to help others.
他始终不渝地努力帮助他人。
Not this
His patience unfails.
Use this
His patience is unfailing.
汉语中“经久不衰”可作谓语，但英语中“unfailing”是形容词，需与be动词连用作表语。
Not this
She unfailing helps others.
Use this
She unfailingly helps others.
修饰动词“helps”应用副词“unfailingly”，而非形容词“unfailing”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
始终如一的支持
She thanked her friends for their unfailing support during difficult times.
她感谢朋友们在困难时期一如既往的支持。
一贯的乐观
Despite setbacks, his unfailing optimism inspired the team.
尽管屡遭挫折，他始终如一的乐观鼓舞着团队。
一贯的友善
Her unfailing kindness made her beloved by everyone.
她一贯的友善使她被大家所爱戴。
始终不渝的耐心
The teacher showed unfailing patience with her young students.
这位老师对她的年轻学生们表现出始终不渝的耐心。
始终如一的礼貌
He treated every guest with unfailing courtesy.
他对每位客人都以始终如一的礼貌相待。
源源不断的供应
The village had an unfailing supply of clean water from the mountain spring.
这个村庄从山泉获得源源不断的清洁饮用水。
一成不变地；总是
He arrives at the office with unfailing regularity at 8 a.m.
他总是一成不变地在早上八点到办公室。
取之不尽的…来源；永不枯竭的…源泉
The ocean has been an unfailing source of inspiration for the artist.
海洋一直是这位艺术家取之不尽的灵感源泉。
始终如一的支持；坚定的支持
Thank you for your unfailing support over the years.
感谢你多年来始终如一的支持。
神啊，你的慈爱何其宝贵！世人投靠在你翅膀的荫下。
Her unfailing optimism inspired everyone around her.
她始终如一的乐观精神激励着周围的每一个人。
因你的慈爱比生命更好，我的嘴唇要颂赞你。
Despite the setbacks, his unfailing determination carried him through.
尽管遭遇挫折，他始终不渝的决心支撑他走了过来。
发长 /eɪ/ 音 (如 rain, wait)
Use unfailing naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
un-（不）+ failing（失败）＝不失败。联想“永不掉链子”：既可靠，又源源不断，怎么用都用不完。
语域：formal 常见场景：正式写作、文学描述、褒义评价 通常用于正式或书面语，表示“可靠、不会中断或不会失败”的含义；口语中较少使用，多出现在书面描述或正式评价中。
All six words rhyme with the stressed syllable of unfailing (/feɪlɪŋ/), ending in /eɪlɪŋ/. Be careful: unfeeling /ʌnˈfiːlɪŋ/ looks similar but has /iː/ instead of /eɪ/.
Dictionary facts from ECDICT, WIKTIONARY.