类星体的观测结果集中表现在三个方面：连续谱、吸收线和发射线。
The main results of the observation of quasars are shown as continuous spectrum, absorption line spectrum and emission line spectrum.
这种物体多数是一个发射巨大能量（包括射电、红外线、紫外线、X射线和伽玛射线在内）的类星体。
The most powerful such object is a quasar, which emits a huge amount of radio, infrared, ultraviolet, X-ray, and gamma-ray energy.
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