英语释义

• (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered plants

片语

sulfur bacterium发现的一种硫磺细菌

acetic acid bacterium醋细菌

acidogenic bacterium生酸细菌

putrefactive bacterium腐烂细菌

pyrogenic bacterium发热细菌

bacterium coli大肠桿菌

anaerobic bacterium嫌氧菌

host bacterium细菌宿主

gliding bacterium滑移细菌

denitrifying bacterium反硝化细菌

英汉例句

• a bacterium has been discovered that can substitute arsenic for phosphorus in fundamental life chemistry.

  最近发现的一种细菌可以用砷替代磷作为生命组成的基本元素。

• they also converted one species of bacterium into another through a 「genome transplant」.

  他们还通过「基因移植」，把一个物种的细菌转变为另一种。

• the bacterium can also secrete chemicals that inhibit fungal growth, as well as hormones that stimulate the growth of its host plants.

  这种细菌也能够分泌抑制真菌生长的化学物质，同时，它还能产生促进宿主植物生长的激素。

• researchers have identified a new ally in the war against tooth decay: an enzyme produced by a mouth bacterium that prevents plaque formation.

  在对抗蛀牙的斗争中，研究人员找到了一个新的联盟：一种口腔细菌产生的酶可以防止牙斑的形成。

• lysozyme is a protein that is part of the human immune system; when functioning properly, it punctures the cell wall of an invading bacterium and destroys it.

  溶解酵素是一种蛋白质，它是人类免疫系统的一部分；由于功能正常，它可以刺破入侵细菌的细胞壁并毁灭它。

• project goal: engineer a bacterium that can absorb electrical current and turn it into octanol.

  项目目标：构建一种能将电能转化为化学能并生成辛醇的细菌

• the unusual bacterium was found deep within a greenland ice sheet and scientists believe it holds clues to how life might survive on other planets.

  这不同寻常的细菌是在格陵兰冰原深处找到的，科学家们相信其中蕴含着生命如何在其它星球上生存的线索。

• dr. joyce, from his reading of the paper, concurred, pointing out that there was still some phosphorus in the bacterium even after all its force-feeding with arsenic.

  乔伊斯博士读了这篇文章之后，同意这种说法，他指出，虽然这种细菌被迫靠砷生存，但是在它们体内还存在一定量的磷。

• there is no specific blood test for yaws, but because it is closely related to the bacterium that causes syphilis, the blood tests for syphilis are diagnostic in yaws as well.

  对雅司病没有专门的血液检测，但由于它与引起梅毒的细菌密切相关，所以针对梅毒的血液检测也有助于诊断雅司病。

• contrary to what the name haemophilus influenzae suggests, the bacterium does not cause influenza.

  与流感嗜血桿菌的名称暗示的相反，这种细菌不会引起流感。

• what is a safe bacterium for a hobbyist to play with?

  对于玩的爱好者来说什么是一个安全的细菌？

• in this technique, scientists use the plasmid from a bacterium that causes tumors on plants.

  在应用这种技术时，科学家们使用导致植物肿瘤的细菌中的原生质。

• the parameters will help producers control and prevent contamination of ready-to-eat foods with this bacterium that can result in listeriosis, a potentially fatal disease.

  这些参数将有助于生产商控制和防止即食食品被这种细菌污染，从而导致李斯特菌病这种可能致命的疾病。

• this is also a type of alcohol that can be made by fermenting sugar (though the fermentation is done by a species of bacterium rather than by yeast), and it has some advantages over ethanol.

  它也是醇类的一种，可以通过是糖发酵而得（尽管发酵是由细菌而非酵母完成）。而且与乙醇相比，它确有优势。

• they also found biomarkers specific to the cell wall of the bacterium in the lungs and bones.

  他们还在肺和骨头中发现了专门属于细菌细胞壁的生物标记。

• the strain of bacterium analyzed from the bones and teeth of a hereford plague pit dug in 1349 is identical to that from a plague pit of 1348 in southern france, suggesting a direct route of travel.

  在对从赫里福德1349年的瘟疫万人坑中采集的骨殖和牙齿，以及法国南部1348年的瘟疫墓地进行采集分析后，可以发现这一支瘟疫细菌的完整的传播路径。

• the bacterium that causes tuberculosis (tb) is so genetically distinct in different parts of the world that tackling the disease could require separate vaccines for each region, say researchers.

  科学家说，导致结核病的细菌在世界不同地方的遗传结构是如此不同，因此防控结核病可能需要为不同地区研制不同的疫苗。

• but it might be time to update that list. because scientists have found a bacterium that can do without phosphorus—live on arsenic instead.

  但也许是时候更新这份必需元素目录了，因为科学家们发现一种细菌会用砷来代替磷，不需要磷也可生存。