unfaithful
01
不忠的, 背叛的
having sexual relations with someone other than your husband or wife, or your boyfriend or girlfriend
02
不忠实的, 不守信用的
not true to duty or obligation or promises
例子
He was unfaithful to his wife, breaking the trust they had built over the years.
他对妻子不忠，破坏了多年来建立的信任。
The general was executed for being unfaithful to his country.
将军因对其国家不忠而被处决。
04
不忠实的, 不可信赖的
not trustworthy
词汇树
unfaithful
faithful
faith
