There's no lag period, and notice that antibody levels start rising right away after the second exposure.
没有迟滞期，注意抗体水平在第二次接触后立即开始上升。
It's what motivates non-human animals, human infants and probably human adults to explore and seek out new things before growing less interested in them after continued exposure.
这是促使非人类动物、人类婴儿，甚至可能是人类成年人探索和寻找新事物的动力，而在持续接触之后，他们对新事物的兴趣会减弱。
A few months after this discovery, Marie Curie died as a result of leukaemia caused by exposure to radiation.
在这一发现的几个月后，玛丽·居里死于辐射引起的白血病。
Human and animal studies examining brain wave patterns, cognition and behaviour after exposure to RF fields, such as those generated by mobile phones, have not identified adverse effects.
对接触射频场(例如移动电话所产生的射频场)之后的脑波模式、认知和行为进行研究的人体和动物研究未确认不良影响。
In 5-10% of cases, however, patients develop very severe watery diarrhoea and vomiting from 6 hours to 5 days after exposure to the bacterium.
但是，在5- 10%的病例中，患者在接触这种杆菌之后的6小时至5天内出现极其严重的水泻和呕吐。
Other health effects may show up either years after exposure has occurred or only after long or repeated periods of exposure.
室内空气污染对健康的其他影响可能在接触污染源若干年之后开始显现，或者经过一段长时间的反复接触后才开始显现。
When volunteers didn't clean their hands, most of the virus was still present an hour after exposure.
当志愿者们不洗手时，大部分病毒一个小时之后仍然存在。
On average, the rash occurs 14 days after exposure to the virus (within a range of seven to 18 days).
皮疹在与病毒接触后的7到18天之间出现，平均天数是14天。
This strategy, known as pre-exposure prophylaxis, or PrEP, is based on the concept that blocking HIV's replication immediately after exposure to the virus may prevent infection.
这一策略被称为“暴露前预防”(PrEP)，是建立在这样的概念基础上：在接触病毒之后立即阻断HIV的自我复制可以预防感染。
In hopes of understanding the molecular underpinnings of fear memory formation, the team further examined the proteins in the nerve cells of the amygdala before and after exposure to the loud tone.
怀着能够理解恐惧记忆形成过程的分子基础的希望，这个研究小组进一步检测了暴露在响亮声音之前和之后，杏仁核神经回路中的蛋白质。
Symptoms of some diseases, including asthma, hypersensitivity, pneumonitis, and fever, may also show up soon after exposure to some indoor air pollutants.
接触了某些室内空气污染源后，也可能迅速出现某种疾病的症状，这类疾病包括哮喘、过敏、肺炎以及发烧。
Also, after exposure to stress, male rats had an adaptive response, called internalization, in their brain cells.
同样，在受紧张以后，雄老鼠有一个适应性反应，此种反应称为脑细胞的内在化。
That fine volcanic ash could pose a risk to jet engines, which have cut out in the past after exposure to similar volcanic material.
可怕的火山灰可能对喷气式发动机造成威胁，过去当发动机遇到类似的火山灰物质时，引擎就会突然停转。
After exposure to mild forms of stress, such as loud noises, the hungry mice had higher levels of cortisol in their blood.
在暴露于轻度应激(比如强噪声)后，这些饥饿小鼠的血液中皮质醇水平升高了。
Effective treatment soon (within a few days, but as soon as possible) after exposure to rabies can prevent the onset of symptoms and death.
在接触狂犬病后立即(须在数日内尽早)进行有效治疗可以防止出现症状和死亡。
These mice also had higher levels of appetite-stimulating hormones after exposure to the high-fat binge food.
这些小鼠无限制进食高脂食物后，其刺激食欲的激素水平也会升高。
These cancers can be prevented if children are given pills containing the non-radioactive isotope of iodine soon after exposure.
这些癌症其实是可以避免的，只要在受到辐射之后，马上给儿童们服用不具有放射性的碘的同位素做成的药片。
Their physiological state, as measured by skin temperature, heart rate and respiration, also fell after exposure to the tears.
并且通过测量，闻吸眼泪者的皮肤温度、心率、呼吸也下降了。
The present study went one step further-they could replace enough cells to cause widespread hepatitis (inflammation of the liver) after exposure to the virus.
目前该研究有了进一步的进展，他们可以替代足够的人类肝脏细胞到小鼠肝上，在暴露于肝炎病毒时可致广泛的肝炎。
Coconut water is loaded with health benefits. It's rich in electrolytes and potassium, which makes it perfect for replenishing your body after exposure to the summer heat.
椰子汁富含电解质和钾——有利于给暑热中的人体补充体能，对健康很有好处。
After exposure to bitter substances, the receptors can expand the airway more quickly and more effectively than the most commonly used treatment.
苦味感受器接触到苦味物质之后，能够迅速地扩张气道，且比最常用的药物更快，更有效。
Whether the incubation period — the time it takes to develop symptoms after exposure to a mutated virus —differs from that for known influenza viruses, usually one to three days.
是否有潜伏期-在接触变异病毒之后有多长时间才产生症状-与已知流感病毒不同，通常是1-3天。
Scientists say the health of the yeast improved greatly after exposure to the chemical extracts.
科学家说，在接触到这种化学提取物之后，这种酵母的健康大有改善。
Their language abilities were compared before and after exposure to the game using a standard listening test.
在接触这个游戏前和后用一个标准听力测试对他们的语言能力进行了对比。
Three emergency workers at Japan's crippled nuclear plant were hospitalized after exposure to high levels of radiation last week.
上周，在日本受损核电站执行紧急任务的三名工作人员接触到大量核辐射后，已被送到医院接受治疗。
Recently (to purists' dismay), Show switched to cheaper rubber balloons that dissolve after exposure to ultra-violet rays.
最近，Show转向一较为便宜的橡胶气球生产(这令纯粹主义者感到不满)，这种气球在紫外线照射下可以分解。
Visual method was used to observe corrosion condition of instruments after exposure to different corrosive mediators.
方法采用目测法对不同腐蚀介质作用后的器械锈蚀情况进行观察。
Visual method was used to observe corrosion condition of instruments after exposure to different corrosive mediators.
方法采用目测法对不同腐蚀介质作用后的器械锈蚀情况进行观察。
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