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purple bacteria的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
free-living Gram-negative pink to purplish-brown bacteria containing bacteriochlorophyll
purple bacteria的用法和样例：
例句
- The results revealed that those bacteria containing photosystems in which oxygen is not produced, such as purple bacteria, evolved first.
结果表明，这些含有光系统的细菌并没有产生氧气，如紫色细菌，首先形成。
