资料来源 : pyDict

没放酵粉的,未受激发的

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

Unleavened \Un*leav"ened\, a.
   Not leavened; containing no leaven; as, unleavened bread.

资料来源 : WordNet®

unleavened
     adj : made without leavening; "unleavened bread is often simply
           flour mixed with water" [ant: {leavened}]