Radiation consists of very small particles of a radioactive substance. Large amounts of radiation can cause illness and death.
They suffer from health problems and fear the long-term effects of radiation.
他们受健康问题的困扰,还担心遭受辐射造成的长期影响。
If the cancer returns, radiation therapy is successful in 90 per cent of cases.
在癌症复发的情况下,放射性疗法有90的治愈率。
Radiation is energy, especially heat, that comes from a particular source.
The $617 million satellite will study energy radiation from the most violent stars in the universe.
这个价值6.17亿美元的人造卫星将研究宇宙中活动最剧烈的恒星所发出的辐射能。
To measure cosmic radiation in the early 1930s he sent up balloons of rubber.
他在20世纪30年代初为测量宇宙辐射能放飞了很多橡胶气球。