资料来源 : pyDict

不用的,不使用的,从未用过的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Unused \Un*used"\, a.
   1. Not used; as, an unused book; an unused apartment.

   2. Not habituated; unaccustomed.

            Unused to bend, impatient of control. --Thomson.

资料来源 : WordNet®

unused
     adj 1: not yet used or soiled; "a fresh shirt"; "a fresh sheet of
            paper"; "an unused envelope" [syn: {fresh}]
     2: not yet put into use; "we boughtt an unused car for a
        change"
     3: not in active use; "the machinery sat idle during the
        strike"; "idle hands" [syn: {idle}]