单词	purple sulphur bacteria
释义	purple sulphur bacteria 紫色硫细菌
随便看	middle-age and aged women middle age and old people middle-age and old people Middle-age and young middle aged middle-aged Middle-aged middle-aged adult middleaged and aged middle-aged and old females middle-aged and old people Middle-aged and old people middle-aged and old person middle-aged and old women Middle aged and senile people Middle-aged and senile people middle aged and senior citizens middle aged and the elderly middle-aged and young middle-aged and young adults Middle-aged and young man Middle-aged and young people middle-aged and young tutors middle-aged and youth middle-aged cadre