詞語：questionable
questionable的同義詞
a. confutable ，confutative ，refutable
questionable的反義詞
a. unquestionable
questionable的解釋
questionable['kwestʃənəbl]adj. 可疑的；有問題的
questionable的意思
questionable 可疑的;有問題的，有懷疑的，可疑的;(?) 有疑問;可疑;Questionable Aircraft 可疑航空器（或稱不明機）;可疑航空器;Questionable Cause 由此即及彼;questionable move 疑問手;Questionable pay 有疑問的付款;
questionable的參考例句
1.The hope of high profits lured him into questionable dealings. 高利潤的希望誘使他從事那有問題的交易。
2.Does the writer use questionable assumptions without addressing problems which might be inherent in those assumptions? 作者是否運用了問題假設，但未提出可能暗含在那些假設中的問題？
3.The merits of competition by examination are somewhat questionable, but competition in the certain knowledge of failure is positively harmful. 考試的競爭價值有些值得懷疑，但是明確地知曉會失敗的競爭卻是肯定有害的。