bacteria
英 [bækˈtɪəriə]
美 [bækˈtɪriə]
n. 细菌
bacterium的复数
CET4CET6TOEFLIELTSGRETEM4TEM8医学
Oxford 3000 / Collins.2 / COCA.3611
牛津词典
noun
- 细菌
the simplest and smallest forms of life. Bacteria exist in large numbers in air, water and soil, and also in living and dead creatures and plants, and are often a cause of disease.
柯林斯词典
- N-PLURAL 细菌
Bacteriaare very small organisms. Some bacteria can cause disease.- Chlorine is added to kill bacteria.
加氯是为了杀死细菌。
- Chlorine is added to kill bacteria.
英英释义
noun
- (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission
双语例句
- This microscope can magnify bacteria three thousand times their actual size.
这台显微镜可以把细菌放大三千倍。 - Exactly which bacteria cause the infection is still unknown.
到底是什么细菌引起的感染还不清楚。 - All bacteria are larger than viruses.
所有细菌都比病菌大。 - The colon is the locus of a large concentration of bacteria.
结肠是大浓度的细菌所在地。 - If your urine specimen shows the presence of bacteria, you'll be prescribed antibiotics.
如果你的尿样显示有细菌存在，医生会给你开抗生素。 - Chlorine is added to kill bacteria.
加氯是为了杀死细菌。 - Bacteria sticks to food debris in the teeth, causing decay.
细菌附着在牙缝中的食物残渣上，导致蛀牙。 - The photosynthetic pigment in bacteria is bacteriochlorophyll.
细菌光合作用的色素是细菌叶绿素。 - The nitrifying bacteria are chemosynthetic autotrophs.
硝化细菌是化能合成的自养生物。 - Bacteria are active practically everywhere.
细菌活动的范围很广，无所不至。