kē xué jiā / zài / chí táng / lǐ / fā xiàn / le / yì zhǒng / lán xì jūn / tā / zài / yáng guāng / zhào shè / xià / huì / biàn chéng / lǜ sè科学家在池塘里发现了一种蓝细菌,它在阳光照射下会变成绿色。Scientists found a type of cyanobacteria in a pond, and it turns green under sunlight.