周围的病毒和细菌是否突然发生了变化？
Was there a sudden change in the viruses and bacteria around?
有机体死亡后，其软组织通常被清道夫和细菌所吞噬。
After the death of an organism, the soft tissue is ordinarily consumed by scavengers and bacteria.
一个有关食物的都市神话声称，如果食物只在地上停留几秒钟，灰尘和细菌就不太有可能污染它。
An urban food myth contends that if food spends just a few seconds on the floor, dirt and germs won't have much of a chance to contaminate it.
它是一个由蚊子幼虫、蠓和细菌组成的复杂食物网的家园，它们当中有许多只能在这个独特的栖息地生存。
It is home to an intricate food web of mosquito larvae, midges and bacteria, many of which can survive only in this unique habitat.
因此，尽管病毒和细菌毒素都能杀死海豹，但这些死亡更有可能是细菌毒素造成的。
Although both viruses and bacterial toxins can kill seals, it is more likely that these deaths were the result of the bacterial toxin.
食腐动物和细菌的攻击、化学性腐烂，以及侵蚀和其他地质作用的破坏，导致无法保存的可能性非常大。
Attack by scavengers and bacteria, chemical decay, and destruction by erosion and other geologic agencies make the odds against preservation very high.
例如，用它们来给以前看不见的微生物和细菌染色，从而使研究人员能够识别出结核、霍乱和炭疽等杆菌。
For instance, they were used to stain previously invisible microbes and bacteria, allowing researchers to identify such bacilli as tuberculosis, cholera, and anthrax.
许多超富集植物被发现于热带地区和亚热带地区，在那里，高浓度金属元素的积累可以为植物提供保护来对抗以植物为食的昆虫和细菌病原体。
Many are found in tropical and subtropical areas of the world, where the accumulation of high concentrations of metals may afford some protection against plant-eating insects and microbial pathogens.
那些真菌和细菌和人类都是高度演化的。
癌细胞和细菌一样对药物会产生抗药性。
Tumor cells, like bacteria, can develop resistance to drugs.
了解病毒引起和细菌引起咳嗽的差异。
Learn the difference between a virus-caused cough and a bacteria-caused cough.
买个金属刮舌器来去除晚上产生的各类毒素和细菌构成。
Buy a metal tongue scraper to remove the build up of toxins and bacteria (ama) that have formed on your tongue overnight.
病毒已知感染动物，植物，真菌，原生动物，古菌和细菌。
Viruses are already known to infect animals, plants, fungi, protozoa, archaea, and bacteria.
如果你戴假牙，要每天清洗，以清除假牙上的食物残渣和细菌。
If you have dentures, clean them daily to get rid of food particles and bacteria.
首先，清除掉所有标签，那些纸质会包含有洪水中的污泥和细菌。
First, remove any labels. The paper may contain dirt and germs from the floodwater.
我们必须记住：病毒和细菌的耐药株同样也能在国际上迅速传播。
And we must not forget: drug-resistant strains of viruses and bacteria also travel well internationally.
病毒和细菌也可通过咳嗽或喷嚏在空气中产生的飞沫传播。
They may also spread via air-borne droplets from a cough or sneeze.
我们见过植物和细菌收集太阳能，但以前从未见过动物也可以这么做。
We've seen solar harvesting in plants and bacteria, but never before in animals.
病毒和细菌通常在儿童的鼻腔或咽喉处可发现，如被吸入则可感染肺部。
The viruses and bacteria that are commonly found in a child's nose or throat, can infect the lungs if they are inhaled.
科学家认为，清除病毒和细菌会降低人体抵抗力，同时也会影响人体大脑功能。
They believe that eliminating bacteria and viruses has actually made our immune systems weaker, and this in turn has affected the functioning of our brains.
这是因为，在监测中微子的同时，它还能够监测到发光生物体和细菌发出的光亮。
That's because, as well as neutrinos, it can detect the light given off by luminous organisms and bacteria.
她们喜欢吞食大的东西，所以成了一个混合器，在里面病毒和细菌可以交换基因。
They like to swallow big things and so serve as a kind of mixing bowl where viruses and bacteria can swap genes.
风味通常被认为是来自植物和细菌的副产品，或者说是天然分子之间发生的化学作用。
It usually means developing flavors from plant or bacteria by-products, or chemically treating naturally occurring molecules.
从科学角度，已知大蒜系葱属漂白亚麻纤维卷，以其具有抗病毒和细菌的能力自古传闻。
Scientifically known as Allium sativa, garlic has been famous throughout history for its ability to fight off viruses and bacteria.
当这些颗粒覆盖到某一表面时，就能堵塞表面细缝，从而减少灰尘、水分和细菌的黏附。
When they are applied to a surface, these particles block the minute crevices in it, reducing the scope for dirt, moisture and bacteria to cling to the surface.
像其他古生菌一样，这种古生菌的基因组同时与真核生物和细菌的基因组具有一些相似性。
Like other archaeans, their genomes share some similarities with both eukaryotes and bacteria.
健康智能床垫生产线目标在于对抗灰尘和细菌，特点是表层设计成拉链，可以拿下来洗干净或者晒干。
A mattress line aimed at combating dust mites, mold and germs, the HealthSmart featured a zip-off top that could be washed or dry cleaned.
事实上，你可能不知道在美国销售生杏仁是违法的——所有的杏仁都会经过加热处理以去掉毒素和细菌。
In fact, you may not know that it is now illegal in the USA to sell raw almonds -all almonds sold are now heat-treated to remove traces of poison and bacteria.
事实上，你可能不知道在美国销售生杏仁是违法的——所有的杏仁都会经过加热处理以去掉毒素和细菌。
In fact, you may not know that it is now illegal in the USA to sell raw almonds -all almonds sold are now heat-treated to remove traces of poison and bacteria.
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