background radiation

音標發(fā)音

However, measurements of the cosmic microwave background radiation temperature suggest that its structure may have some systematic order.
然而，對宇宙微波背景輻射溫度的測量顯示宇宙的結(jié)構(gòu)也許有某種系統(tǒng)的規(guī)律。
Kashlinsky and colleagues first noticed the dark flow when studying the way gas in galaxy clusters interacts with the cosmic microwave background radiation.
卡什林斯基和同事們是在研究星系團氣體與宇宙微波背景輻射之間相互作用時首次注意到黑暗流的。
These gases scatter light from the cosmic microwave background radiation as it passes through the clusters, similar to the way Earth's atmosphere can scatter starlight, making some stars twinkle.
當宇宙微波背景輻射通過星系團時，氣體將其中光線散射開來，其方式類似于地球大氣層散射星光而使一些星星貌似閃爍。

Any health effects from the more abundant and diverse background radiation would completely swamp anything from reactors.
FORBES: Do Nuclear Power Plants Cause Cancer?
Feynman could have been as great as Einstein, Carver believes, but he operated in the background radiation of Bohr, the great intimidator.
FORBES: INCOMPARABLE CARVER
Dr. GERBER: It's approximately four times the natural radiation dose that we all receive annually in the Unites States, as a result from background radiation due to radon and other materials.
NPR: Study: Heart CT Scans May Pose Risk

radiation found naturally on earth that comes from some soil, rocks, etc., and from outer space

背景輻射
And finally introduces sources of Celestial gravitational waves which have been generally accepted by scientific so far and the related knowledge of microwave background radiation.
進而介紹了目前為止科學界普遍認可的天體引力波源以及微波背景輻射的相關知識。
輻射本底
基底輻射