Someone who is disingenuous is slightly dishonest and insincere in what they say.
例句
It would be disingenuous to claim that this is great art.称这是艺术瑰宝是言不由衷。
英汉词典释义
adj.
不真诚的;不坦率的
It is disingenuous of him to flatter me.他对我阿谀奉承,是居心叵测。
adv.
英英词典释义
Adjective
1. not straightforward or candid; giving a false appearance of frankness;
"an ambitious, disingenuous, philistine, and hypocritical operator, who...exemplified...the most disagreeable traits of his time"- David Cannadine"a disingenuous excuse"