流行病学方面的调查目前还没有找到共同的接触源或接触途径，目前正在扩大调查范围。
Epidemiological investigations so far have not revealed a common source or route of exposure, and these investigations are now being extended in scope.
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.
野营是与当地居民接触的好途径，因为葡萄牙人本身就是热情的露营者。
Camping is a great way to meet the locals as the Portuguese themselves are enthusiastic campers.
广告商认为杂志是其接触目标受众的一个有效途径。
Advertisers see magazines as an efficient way of reaching target audience members.
要弄清楚活动的发言人都有谁，和他们接触的途径，以及怎样在会前或会后了解到他们的信息。
Understand who the speakers will be at the event and how you might contact them or access their materials in advance of or after the event.
另一种途径是两种病毒同时感染人类密切接触的另一种动物，例如猪。
Another way would be for both types of virus to infect other animals with which humans have close contact, such as pigs.
我们应寻找一切可能的途径和他们接触，那么我们为什么不使用与年轻人一样的沟通工具呢？
We should find every possible way to reach out, so why shouldn't we use the same tool in that young people use to communicate?
可能理解它的最佳途径是接触一个实际的例子，我们需要一个递归函数。
Probably the best way to understand is with a real example and to do that, we need a recursive function.
裂谷热的传播途径主要是通过直接或间接与感染动物的血液或器官接触，人可在被感染蚊子叮咬后受感染。
The main mode of transmission of RVF is via direct or indirect contact with the blood or organs of infected animals. Human infections have also resulted from the bites of infected mosquitoes.
讨论班是接触更多人的一种途径。
今年的无烟日提倡100%无烟环境，作为防止世界各地人们接触二手烟草烟雾的唯一有效途径。
This year's Day promotes 100% smoke-free environments as the only effective way to protect people everywhere from exposure to second-hand tobacco smoke.
尽管一些专家认为Facebook只是避免人与人之间直接接触的拐杖，很多治疗师仍然欢迎这一技术，把它作为工具，为害羞顾客开辟社交途径。
Although some experts consider Facebook just a crutch to avoid human contact, many therapists are embracing the technology as a tool that can open social avenues for shy clients.
图书馆是在这个过程中一个必不可少地部分为那些靠自己无法获得资源或者接触书籍和信息的人，提供了唯一的途径。
Libraries are an essential part of this process, providing the only access for those who do not have the resources to purchase or access books and information on their own.
尽管有些人将中国视为一个必须抗衡或遏制的威胁，但我相信与中国的关系获得成功的唯一途径是接触。
While some see China as a threat that must be countered or contained, I believe that the only path to success with China is through engagement.
现在的买家可以轻易地接触到销售信息，而卖家通过不同途径重新取得影响力。
Buyers now have easy access to sales information, yet sellers can regain leverage in a variety of ways.
与严重患者在家庭或医院照护期间密切接触以及某些丧葬习俗是常见的感染途径。
Close contact with a severely ill patient, during care at home or in hospital, and certain burial practices are common routes of infection.
它是人们得以接触生活中所有其他方面的途径，我打赌做得好的非营利性组织将获得支持者们的更多关注。
It's what people are getting in all other aspects of their lives and I bet the nonprofits that do it well will be rewarded with more attention from their supporters.
研究人员说，儿童学习第二语言的最佳途径是通过社会交往和日常可以接触到这种语言。
The researchers say the best way for children to learn a second language is through social interactions and daily exposure to the language.
预防或减少人类接触二恶英的最佳途径是通过控制源头，也就是说，严格控制工业过程，以尽可能减少二恶英的形成。
Prevention or reduction of human exposure is best done via source-directed measures, i.e. strict control of industrial processes to reduce formation of dioxins as much as possible.
他同时觉得网站可以帮助人们接触他们在其他途径无法听到的音乐，甚至有可能提高CD的销量，虽然还没有有力的证据证明这一点。
The blogger also has the impression that the site has helped expose people to music they wouldn't otherwise hear, and may even help drive CD sales, although there's no hard evidence of this.
这些交易带来了一个问题——那就是是否是苹果公司的合作伙伴或者是一些有途径接触到这些合作伙伴的不法分子也许会用泄露出的甚至是偷盗来的样机来创造盈利。
These transactions raise questions of whether Apple's partners - or unscrupulous people with access to those partners - might create a business out of pilfering and leaking products.
我们通过很多途径接触到BPA(根据最近的调查，包括收银机收据)。
We get exposed to BPA from a number of sources (including, according to recent research, cash register receipts).
避免接触你的眼睛，鼻子或口。病菌通过这种途径传播。
Avoid touching your eyes, nose, or mouth. Germs spread that way.
避免接触你的眼睛，鼻子或口。病菌通过这种途径传播。
Avoid touching your eyes, nose, or mouth. Germs spread that way.
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