exine

基本解释

• n.外膜；外壁

同根派生

英汉例句

用作名词 (n.)

• The ornamentation of exine is reticulate, reticulate-microperforate or microperforate.
  外壁纹饰网状，某些种尚具或为细小的穿孔。
• When the pollen grains were continuously rehydrated in vitro, the exine and intine will separate from the protoplasm, respectively.
  将成熟花粉水合后，其细胞质膨胀，挤压花粉壁使其外壁与内壁，接续与细胞质分离。