资料来源 : pyDict

开口的,张开的

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

Ringent \Rin"gent\, a. [L. ringens, -entis, p. pr. of ringi to
   open wide the mouth: cf. F. ringent.] (Bot.)
   Having the lips widely separated and gaping like an open
   mouth; as a ringent bilabiate corolla.