bacterium
US /bækˈtɪr.i.əm/
UK /bækˈtɪə.ri.əm/
名词
细菌
a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some which can cause disease
示例:
•
Some types of bacteria are beneficial for digestion.
某些类型的细菌对消化有益。
•
The scientist studied the growth of bacteria in different environments.
这位科学家研究了不同环境中细菌的生长。