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nostoc
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nostoc
[ˈnɒstɒk]
noun
(Biology)a micro-organism composed of beaded filaments which aggregate to form a gelatinous mass, growing in water and damp places and able to fix nitrogen from the atmosphere
(生)念珠蓝细菌
Genus Nostoc, division Cyanobacteria
念珠蓝细菌属,蓝细菌门
语源
name invented by Paracelsus
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postmaster n.邮政局长
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