搜尋結果
radiation
- IPA[ˌrādēˈāSH(ə)n]
美式
- the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles which cause ionization.；the energy transmitted by radiation, as heat, light, electricity, etc.
noun: radiation, plural noun: radiations
- 釋義
- 相關詞
名詞
- 1. the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles which cause ionization.
- ▪ the energy transmitted by radiation, as heat, light, electricity, etc. background radiation the radiation dose
- 2. divergence out from a central point, in particular evolution from an ancestral animal or plant group into a variety of new forms evolution is a process of radiation not progression
- treatment with or exposure to X-rays.
Oxford American Dictionary
- the treatment of disease, especially cancer, using X-rays or similar forms of radiation.
Oxford American Dictionary
- a kind of radiation including visible light, radio waves, gamma rays, and X-rays, in which ...
Oxford Dictionary
- gamma rays.
Oxford American Dictionary
- a region surrounding a planet where charged particles accumulate under the influence of the ...
Oxford American Dictionary
- the diversification of a group of organisms into forms filling different ecological niches.
Oxford Dictionary
- the uniform microwave radiation remaining from the Big Bang.
Oxford American Dictionary
- electromagnetic radiation which, according to theory, should be emitted by a black hole. The ...
Oxford Dictionary
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- IPA[ˌreɪdɪˈeɪʃn]
英式
- the emission of energy as electromagnetic waves or as moving subatomic particles, especially ...
Oxford Dictionary
