pollen size

  • 花粉大小

pollen size的用法和样例:

例句

  1. Except for some differences in exine ornamentation and pollen size, there is no great evolutionary divergence among genera in pollen morphology.
    总体来讲,花粉没有大的演化分异,只是表面纹饰和花粉大小有一定的差异。
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