cyanobacteriumWiktionary 原文英美构词拆解cyanocyano-前缀bacteriumbacterium词干cyano-Dark blue-green in colour · (chemistry) derived from cyanogen or a cyanide / nitrile词源说明From cyano- + bacterium.释义名词noun1(biology) Any of very many photosynthetic prokaryotic microorganisms, of phylum Cyanobacteria.同族词派生词 1picocyanobacterium