bacterium
柯林斯词典
1. Bacterium is the singular of . 細菌; bacteria的單數
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bacterium /bækˈtɪərɪəm/
剑桥词典
- a type of very small organism that lives in air , earth , water , plants , and animals , often one that causes disease
細菌
an illness caused by bacteria in drinking water 飲用水中細菌引起的疾病
The bacterium Streptococcus pneumoniae causes about a third of some 3,000 annual meningitis cases . 在每年約3000起腦膜炎病例中，1/3左右是由一種叫“肺炎鏈球菌”的細菌引起的。 返回 bacterium