blue-green alga
(medicine) An inflammation of the eyelid.
An enclosed vehicle on skis, designed to move on snow.
Any member of the taxonomic class or phylum Cyanobacteria; a primitive photosynthetic organism similar to bacteria which is thought to have generated the first oxygen in the Earth's atmosphere.
(dated) A waitress in a bar who serves champagne.
シアノバクテリアが湖の岸辺に濃いマットを形成し、毒素を放出して地元当局を不安にさせた。
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