不確か

(1)not established beyond doubt; still undecided or unknown; "an uncertain future"; "a manuscript of uncertain origin"; "plans are still uncertain"; "changes of great if uncertain consequences"; "without further evidence his story must remain uncertain"

(2)全く確立していない

(3)まだ未決定であるか未知の

(4)not consistent or dependable; "an uncertain recollection of events"; "a gun with a rather uncertain trigger"

(5)一貫していないか、または信頼できない

(6)not certain to occur; not inevitable; "everything is uncertain about the army"; "the issue is uncertain"

(7)起こることは確かでない

(8)避けられないことでない

(9)not exact; "an inaccurate translation"; "the thermometer is inaccurate"

(10)正確でない

(11)liable to be erroneous or misleading; "an undependable generalization"

(12)誤りのある、または誤解されやすい

(13)vague or not clearly defined or stated; "must you be so indefinite?"; "amorphous blots of color having vague and indefinite edges"; "he would not answer so indefinite a proposal"

(14)あいまいな、はっきりと定義されないまたは述べられない

(15)lacking or indicating lack of confidence or assurance; "uncertain of his convictions"; "unsure of himself and his future"; "moving with uncertain (or unsure) steps"; "an uncertain smile"; "touched the ornaments with uncertain fingers"

(16)信用または保証が足りない、または足りないことを示している

(1)uncertain of his convictions

(2)彼の信念について確信がない

(3)unsure of himself and his future

(4)彼自身と彼の未来について確信がない

(5)moving with uncertain (or unsure) steps

(6)あやふやな（または、自信のない）足取りで移動する

(7)an uncertain smile

(8)ためらいがちな微笑

(9)touched the ornaments with uncertain fingers

(10)ためらいがちな指でその飾りに触れた