unfaithful
adj. 不诚实的；不可靠的；不忠实的
副词：unfaithfully 名词：unfaithfulness
近义词：untrue，false，faithless，fickle，disloyal，treacherous，traitorous，adulterous，double-crossing，treasonable，treasonous，faithful，
英英释义
Adjective
- not true to duty or obligation or promises;
"an unfaithful lover"
- having sexual relations with someone other than your husband or wife, or your boyfriend or girlfriend;
"her husband was unfaithful"
- having the character of, or characteristic of, a traitor;
"the faithless Benedict Arnold" "a lying traitorous insurrectionist"
- not trustworthy;
"an unfaithful reproduction"
例句
用作形容词(adj.)
- People do not like an unfaithful child.人们不喜欢不诚实的孩子。
- Her husband is unfaithful to her.她的丈夫对她不忠。
- A lot of people divorce because one person is unfaithful to the other.许多人离婚是因为一方不忠实于另一方。