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单词
pollen sac
释义
pollen sac
pollen sac
n.
One of the chambers of an anther or a male cone in which pollen is produced; the microsporangium of a seed plant.
pollen sac
pollen sac
[
′päl·ən ‚sak
]
(botany)
In the anther of angiosperms and gymnosperms, a cavity that contains microspores.
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rscicdv
rsciddv
rscim
rscit
rscj
rscl
rscm
rscmb
rscn
rscn (disambiguation)
rscnj
rsco
rscob
rscod
rscoe
r's continuous suture
r scope
rscp
rscpa
rscpb
rscpc
rscpl
rscr
rscr1
rsc (regional service center) integration and test facility
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更新时间:2025/2/28 2:56:09