| 释义 |
purple bacteria ˈpə:plbækˈtiəriə
基本英英例句
紫色细菌
Noun:
free-living Gram-negative pink to purplish-brown bacteria containing bacteriochlorophyllThe results revealed that those bacteria containing photosystems in which oxygen is not produced, such aspurple 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。 |