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词汇 radiationIELTS重点词汇
释义

radiation

英??[?re?di?e???n]
????

[NOUN]

    NOUN. 名词
  • 1.?[U 不可数名词] 辐射物

    Radiation consists of very small particles of a radioactive substance. Large amounts of radiation can cause illness and death.

    双语例句

    例:

    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。

    例:

    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。

    2.?[U 不可数名词] 辐射能(尤指热能)

    Radiation is energy, especially heat, that comes from a particular source.

    双语例句

    例:

    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。

    例:

    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。

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