英文關鍵字
atlas
blowing
blue
carrying
cedar
cloud
cone
cones
detail
growth
gymnosperm
inconspicuous
megaspores
microspores
movement
nature
outdoor
ovulate
parts
pine
pollen
reproduction
reproductive
spores
tree
英文關鍵字
atlas
blowing
blue
carrying
cedar
cloud
cone
cones
detail
growth
gymnosperm
inconspicuous
megaspores
microspores
movement
nature
outdoor
ovulate
parts
pine
pollen
reproduction
reproductive
spores
tree