八零梁行
你好，很高兴为你解答。Radiation is referred to a kind of radioactive substance. And large amounts of radiation can cause illnesses and deaths.辐射指的就是一种放射线的物质，大量的辐射还有可能造成疾病和死亡。支持原创，望采纳，祝开心~！！！
请叫我大海哥
1 energy that is radiated or transmitted in the form of rays or waves or particles 2 the act of spreading outward from a central source 3 syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours 4the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay 5 the spread of a group of organisms into new habitats 6 a radial arrangement of nerve fibers connecting different parts of the brain 7 (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
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