英德
有道
百度
谷歌
图片
维基
百科
光谱镜
spectral mirror
- “如果类地行星很常见，那么第一代配备日冕仪的太空望远镜就能捕获光谱并识别生命迹象，”她说。
"If Earths are common, then the first generation of space telescopes with coronagraphs would get a spectrum and ID signs of life, " she said. - 研究工作进展困难的一个原因是，正如汽车收音机的调频一般，射电望远镜必须把光谱按照波段分成易于研究的片段。
One reason this is hard is that radio telescopes must chop the spectrum into fine portions to study it, like tuning into a signal on a car radio. - 来自瑞士日内瓦的一队天文学家利用智利的一台天文望远镜的琴光谱仪发现了最早的四颗行星。
A team of astronomers from the Geneva Observatory in Switzerland found the first four planets using the HARPS spectrograph on a telescope in Chile.
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