predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyll; occur singly or in colonies in diverse habitats; important as phytoplankton
双语例句
Extended n-alkanes also existed in the pyrolytic products of recent plank ton blue-green algae. 在近代浮游生物蓝绿藻的热解产物中也存在高碳数的正构烷烃。