unsure

不确实的，不肯定的

不可靠的

unsure

没有自信的, 不肯定的, 不确定的

unsure

1. 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"

(synonym) ,

(antonym) ,

(similar)

(attribute)

2. not safe from danger or mishap; "faced an uncertain future"; "an unsure existence"

(synonym)

(similar) ,

3. lacking self-confidence; "stood in the doorway diffident and abashed"; "problems that call for bold not timid responses"; "a very unsure young man"

(synonym) , ,

(similar)