ques.tion.a.ble
adj.(形容词)
Open to doubt or challenge; problematic.可疑的:易于受到怀疑或挑战的;有疑问的Not yet determined or specified.See Synonyms at doubtful 还未决定或指定的参见 doubtfulOf dubious morality or respectability:有问题的:道德或品行方面有问题的:例句:a questionable reputation.值得怀疑的声誉
【引伸】
ques.tionableness 或
ques.tionabil.ity
n.(名词)ques.tionably
adv.(副词)