英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：


请选择你想看的字典辞典：
单词字典翻译
softheartedly查看　softheartedly　在百度字典中的解释百度英翻中〔查看〕
softheartedly查看　softheartedly　在Google字典中的解释Google英翻中〔查看〕
softheartedly查看　softheartedly　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Ultraviolet Radiation | Radiation and Your Health | CDC
    Overexposure to ultraviolet (UV) radiation can lead to serious health issues, including cancer Protect yourself and others from the sun with shade, a shirt, or sunscreen (SPF 15+) all year long
  • Facts About Ultraviolet Radiation | Radiation and Your Health | CDC
    UV exposure increases the risk of potentially blinding eye diseases, if eye protection is not used Overexposure to UV radiation can lead to serious health issues, including cancer
  • Radiation: The known health effects of ultraviolet radiation
    UV radiation can cause short- and long-term health effects on the skin In addition to the well-known short-term effects such as sunburn or allergic reactions, long-term effects like skin cancer represent a chronic health risk Skin cancer risk is strongly correlated with the duration and frequency of sun exposure over one’s lifetime
  • Why Is UV Light Harmful? - Sciencing
    Ultra-violet light (UV) is electromagnetic radiation invisible to human eyes The sun is the natural source of UV radiation The ozone layer absorbs the harmful ultraviolet radiation and protects the earth's surface from exposure
  • Health Effects of UV Radiation - US EPA
    This Web page provides an overview of the major health problems linked to overexposure to UV radiation Understanding these risks and taking sensible precautions will help you enjoy the sun while reducing your chances of sun-related health problems
  • Does UV Radiation Cause Cancer? | American Cancer Society
    Exposure to UV, either from the sun or other sources, is a major risk factor for skin cancer Different types of radiation are described by the amount of energy particles (photons) they have and give off There are different types of UV rays, based on how much energy they have
  • Are UV Lights Safe? Assessing the Health Risks
    The question of whether UV light is safe depends entirely on the specific wavelength, intensity, duration of exposure, and the source generating it Assessing the safety of UV exposure requires understanding how these different types of radiation interact with human biology
  • How does the sun and UV cause cancer? | Cancer Research UK
    Too much ultraviolet (UV) radiation from the sun and sunbeds can cause skin cancer Find out more about what UV is, how it damages skin cells, and why sunburn increases the risk of cancer





中文字典-英文字典  2005-2009