单词 | radiation |
释义 | radiationradiationsradiationradiation /ˌreɪdiˈeɪʃən/ noun [uncountable]1a form of energy that comes especially from nuclear reactions, which in large amounts can harm or kill people: radiation sickness 放射病2energy in the form of heat or light that is sent out as waves that you cannot see: ultraviolet radiation from the Sun太阳发出的紫外线辐射 |
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