| 释义 |
DEFINITIVE EXAMPLES 权威例句〔sporangiophore〕A stalk of a sporangium.孢子的主茎美国传统〔tapetum〕Botany A nutritive tissue within the sporangium, particularly within an anther.【植物学】 绒毡层：一种位于孢子囊内的一层富含养分的组织，尤指位于花药里的美国传统〔tetrasporangium〕A unicellular sporangium found in certain red algae in which four tetraspores are produced from meiosis.四分孢子囊：在某一红藻中发现的单细胞孢子，它在减数分裂中产生四个四分孢子美国传统〔zoosporangium〕A sporangium in which zoospores develop.游动孢子囊：游动孢子繁殖的孢子囊美国传统 |