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orbicule

/ˈɔːbɪkjuːl/
  • n.
    [地质] 同心球粒;球状体

同义词

n.
[地质]同心球粒;球状体

英英释义

  • Orbicules (syn. Ubisch bodies, con-peito grains) are small a-cellular structures of sporopollenin (known size range from < 1 µm to 15 µm, but usually sub-micrometre) that might occur on the inner tangential and radial walls of tapetal cells.