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.
  1. Chlorine is added to kill bacteria.
     加氯是为了杀死细菌。

英英释义

noun

• (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission
  Synonym:bacterium

双语例句

• The nitrifying bacteria are chemosynthetic autotrophs.
  硝化细菌是化能合成的自养生物。
• A variety of bacteria, yeasts, and other fungi have been used as animal and human food sources.
  各种细菌，酵母菌和其它真菌已被用作动物和人的食物了。
• Bacteria are invisible to the naked eye.
  肉眼看不见细菌。
• Soap destroys the cell walls of bacteria.
  肥皂破坏细菌的细胞壁。
• The microorganisms most common to food are bacteria and fungi.
  食品中最普通的微生物是细菌和真菌。
• Such filters can remove most bacteria and moulds, but not all viruses or mycoplasmas.
  这样的过滤器可以除去大部分的细菌和霉菌，但对病毒和支原体不能全部除去。
• 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。
• Bacteria are active practically everywhere.
  细菌活动的范围很广，无所不至。
• The fertiliser releases nutrients gradually as bacteria decompose it.
  随着细菌的分解，肥料逐渐释放出各种营养成分。