资料来源 : pyDict

四部分; 四重

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

Tetramerous \Te*tram"er*ous\, a. [Tetra- + Gr. ? part.]
   1. (Bot.) Having the parts arranged in sets of four; as, a
      tetramerous flower.

   2. (Zo["o]l.) Having four joints in each of the tarsi; --
      said of certain insects.

资料来源 : WordNet®

tetramerous
     adj : having or consisting of four similar parts; tetramerous
           flowers