英:/'ʌnˈfeɪθfl/ 美:/'ʌnˈfeɪθfl/
不忠实的
adj. 不忠实的；不诚实的；不准确的
He promised in his wedding oath that he would never be unfaithful to his wife.
他在婚礼誓词中承诺绝不会对妻子不忠。
I have been unfaithful to my wife.
我对我的妻子不忠。
I found out that Rose had an unfaithful behavior with her neighbor.
我发现罗丝和她的邻居有通奸行为。
The husband was unfaithful to his wife. So they divorced.
丈夫对妻子不忠 所以他们离婚了
Have you ever been unfaithful to him?
你对他是否有过不忠行为？
He vowed to wreak vengeance on his unfaithful, thieving wife.
他发誓要报复对自己不忠、爱偷东西的妻子。
She was shocked by the discovery that he had been unfaithful.
她发觉他不忠时感到非常震惊。
She wondered if Harry had been unfaithful to her during this long separation.
她想知道，在分开的漫长岁月里哈里是否已经对她不忠了。
He's not the type to be unfaithful.
他不是背信弃义的那种人。
adj.|faithless/dishonest;不忠实的；不诚实的；不准确的
“unfaithful” 是一个形容词，主要含义为“不忠诚的、不忠实的”，具体含义需结合语境理解：
指在伴侣关系中违背承诺，如出轨、欺骗等。
例：She discovered her husband was unfaithful.（她发现丈夫出轨了。）
近义词：adulterous, cheating
反义词：faithful, loyal
表示未履行责任或未遵守诺言。
例：The employee was unfaithful to the company’s mission.（该员工违背了公司的宗旨。）
近义词：disloyal, treacherous
用于描述对宗教信仰、理想或价值观的背叛。
例：He was accused of being unfaithful to his political ideals.（他被指责背离了自己的政治理想。）
近义词：apostate, renegade
在文学或艺术领域，可指对原作的改编或翻译不够忠实。
例：The film adaptation was criticized as unfaithful to the novel.（电影改编被批评未忠实于原著。）
近义词：inaccurate, distorted
解释： 不忠实的，不忠诚的，不可靠的。
用法： 这个词通常用于形容人的品行、态度、行为或行动。例如：He is unfaithful to his wife.（他对妻子不忠实。）
例句：
近义词： disloyal, treacherous, false, deceitful, dishonest
反义词： faithful, loyal, dependable, reliable, trustworthy
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