disingenuous

形容词 disingenuous:

1. not straightforward or candid; giving a false appearance of frankness
   同义词：artful

1. It would be disingenuous to claim that we hadn't suspected them.
   要是说我们当时还没有怀疑他们，那就是言不由衷了。

dis.in.gen.u.ous

adj.（形容词）
Not straightforward or candid; crafty:
不真诚的，不坦率的；狡猾的：
例句：
.an ambitious, disingenuous, philistine, and hypocritical operator, who . . . exemplified . . . the most disagreeable traits of his time.(David Cannadine)
.一个野心勃勃、狡猾、平庸而又虚伪的投机商，体现了…他的那个年代的最令人讨厌的种种特点.(戴维·坎纳戴恩)

【引伸】
dis.ingen.uously
adv.（副词）
dis.ingen.uousness
n.（名词）