区域大小：给定对象可接触的所有对象的总大小。
Reach size: the cumulative size of all the objects reachable from a given object.
轻度螺旋的DNA有利于基因的转录，因为可接触的表面积较大。
Lightly coiled DNA facilitates transcription because there is more surface area available.
接收器在诸如收音机、电视机和电话中的一种装置，可以接收传播的信号并将其转换成可接触的形式，如声音或光线。
A device, such as a part of a radio, television set, or telephone, that receives incoming radio signals and converts them to perceptible forms, such as sound or light.
经常洗手并避免与感冒患者密切接触可减少感染的可能性。
But frequent hand washing and avoiding close contact with people who have colds can reduce the likelihood of catching one.
其中80%以上的病例可归因于接触了受污染的水和缺乏适当的卫生设施。
More than 80% of those cases can be attributed to contact with contaminated water and a lack of proper sanitation.
上世纪60年代末、70年代初，三聚氰胺曾被批准为“可与食品接触的物质”。
Melamine was approved to be a 'food contact substance' in the late 1960s or early 1970s.
该病的潜伏期可短达三天，使得有必要迅速和有效开展接触者追踪，并且这已成为一项重点。
The incubation period of this disease, which can be as short as 3 days, necessitates rapid and efficient contact tracing, and this has been made a priority.
铅可引起一系列广泛的疾病，包括贫血和肝病以及神经紊乱，而食品可能是一个重要的接触途径。
Lead can cause a wide range of disorders, including anaemia and hepatic and neurological disorders and food can be a major route of exposure.
可恩博士说：“这一研究首次对人在受到威胁的情况下进行身体接触所产生的神经学反应进行了探究。”
"This is the first study of the neurological reactions to human touch in a threatening situation." said Dr. Coan.
他们在使烟草细胞接触锌指核酸酶之外，也添加了可增强抗除草剂特性的基因片段。
When they exposed tobacco cells to the zinc finger nucleases, they also added a version of that gene that enhances herbicide resistance.
接触埃博拉患者用过的衣服或床单也可导致感染的蔓延。
Infection may also spread through contact with the soiled clothing or bed linens from a patient with Ebola.
这种病症对患者的生活影响很大，即使与接触过坚果的人握握手也可引起过敏反应。
The impact on their lives can be profound as even shaking hands with someone who has been touching nuts can trigger a reaction.
然而毫无防护地暴露在可预防的疾病之下则更加危险。举例来说，超过90%的未接种人群接触到麻疹后会引发感染。
The risk of unprotected exposure to vaccine-preventable diseases is far higher: for example, more than 90 percent of unvaccinated people exposed to measles will become infected.
对这种人你除了学会和其接触无计可施，同时你也要学会择友，选择那些对你友善的，那些真正关心你的，那些令你对自己感到很好的人做朋友。
There's not much you can do about these people except tolearn to deal with them, and learn to choose friends who are kindto you, who actually care about you, who make you feel good aboutyours elf.
基台和无线局域网络天线方面通常令人关注的一个问题涉及整个人体接触射频信号可造成的长期健康影响。
A common concern about base station and local wireless network antennas relates to the possible long-term health effects that whole-body exposure to the RF signals may have.
在某些情况下，在慢性接触的儿童中仍可见到急性中毒病例，其血液中含铅量达到可干扰其正常功能的程度。
In certain instances, cases of acute poisoning may still be seen in children who are chronically exposed and whose blood lead levels reach levels that interfere with normal functions.
长期接触这些烟雾可导致被称为锰中毒的“帕金森综合症”。
Prolonged exposure to these fumes can lead to a “Parkinsonian syndrome” called manganism.
不过，根据我们在同实际客户接触的过程中的观察，我们建议开发人员首先从自顶向下方法开始，以保证开发出基于最佳标准且可扩展的接口。
However, based on our observations in actual customer engagements, our recommendation is to start with a top-down approach to guarantee the best standards-based and evolving interface.
但是有助于说服他同其他国家接触是有利可图的。
But it did help persuade him that he stood to gain from engaging with the world.
这种病的致死率为100%，但当使用治疗血清在接触后迅速获得治疗，又是100%可预防的。
It is 100% fatal but 100% preventable when post-exposure treatment using therapeutic sera is readily available.
此外，据估计，每年几千人的死亡可归咎于在家接触石棉。
In addition, it is estimated that several thousand deaths annually can be attributed to exposure to asbestos in the home.
登革热流行期间，未曾接触病毒者中的感染率通常为40%至50%，但在最糟的情况下可高达80%至90%。
During epidemics of dengue, infection rates among those who have not been previously exposed to the virus are often between 40% and 50%, but could reach 80% to 90% in worse case scenario.
都说鲨鱼很凶悍，杀人不眨眼，可日前专家经研究证实，倘若身穿“淡蓝色或与海水相近颜色”的泳衣在海底与鲨鱼“亲密接触”，可以大大降低被鲨鱼以及鲨鱼群攻击的几率。
Wearing a light blue wetsuitthat matches the colour of the sea will make you less likely to become the victim of a shark attack, according to researchers.
对于那些刚接触可刻录CD的人而言，在我们继续之前，有几样东西是值得先了解一下的。
For those who are new to the world of recordable CDs, here are a few things worth knowing before we press on.
近距离接触：编织成通常称为“维可牢”材料的尼龙扣和环。
Close encounter: Nylon hooks and loops interweave to form the material more commonly known as Velcro.
大多数互联网创业人士都是行家里手(比如雅虎和Google的创始人)，可马云却是在1995年前往西雅图的旅途中才第一次接触电脑。
Whereas most Internet entrepreneurs are geeks (think of Yahoo! 's or Google's founders), Mr Ma first touched a computer in 1995 on a trip to Seattle.
大多数互联网创业人士都是行家里手(比如雅虎和Google的创始人)，可马云却是在1995年前往西雅图的旅途中才第一次接触电脑。
Whereas most Internet entrepreneurs are geeks (think of Yahoo! 's or Google's founders), Mr Ma first touched a computer in 1995 on a trip to Seattle.
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