The extension of astronomy from visible light to radio waves to x-rays and gamma rays never failed to lead to the discovery of unusual objects such as radio galaxies, quasars, and pulsars.
从可见光扩展到无线电波,再到 X 射线和伽马射线,天文学总是会发现不寻常的物体,如射电星系、类星体和脉冲星。
The FMA is assembled from the archives of nine "curators" such as radio stations.
FMA由九个“策划人”的档案集合而成,比如无线电台。
There has been surprising growth in some areas such as radio and online advertising revenue, and more expected trends in how we watch TV.
在报告中,某些方面像广播和在线广告的收入出现了惊人的增长,还有对人们观看电视的情况进行了更多预计的趋势分析。
The researchers say they did not find any such relationship with the use of other media such as movies,video games or radio.
VOA: special.2009.02.11
The researchers say they did not find any such link with the use of other media such as movies, radio or video games.
VOA: special.2009.03.10
He began to educate himself about subjects such as mathematics, radio and machinery.
VOA: special.2009.03.18
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