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

Bipennate \Bi*pen"nate\, Bipennated \Bi*pen"na*ted\, a. [Pref.
   bi- + pennate: cf. L. bipennis. Cf. {Bipinnate}.]
   Having two wings. ``Bipennated insects.'' --Derham.