And when they aimed at Sirius they could see the dim white-dwarf which orbits what is thebrightest star in the night sky.
并且,当他们观测天王星时,他们能够看见暗淡的白矮星。
Extrapolating from these results, they think that an orbiting zone plate measuring somewherebetween 15 metres and 40 metres across will be enough to distinguish the spectrum of anEarthlike planet at a distance of 30 light-years.
它围绕着夜空中最亮的那颗星运行。从这些结果推测,他们认为,一个直径在15到40米、并且在轨道上运行的波带片足够在30光年以外的距离分辨一个与地球相似的行星的光谱。
With that, they should be able to find out if mankind really does have any next-doorneighbours, and Fresnel will have come into his own at last.
如此一来,他们就应该能够找到人类是否还有其他邻居,而菲涅尔也最终能实现自己的想法。
词语解释
1.twinkle v.闪闪发出;使闪烁
He has a ready smile and a twinkle in his eye.
他已准备好笑容,眼中闪烁着光芒。
2.solar a.太阳的,日光的;利用太阳能的
A total solar eclipse is due to take place some timetomorrow.
明天某个时刻会发生日全食。
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