单词 | 肉眼可见 |
释义 | 〔Andromeda〕A constellation in the Northern Hemisphere between Lacerta and Perseus and south of Cassiopeia. It contains a large spiral galaxy visible to the naked eye. The spiral is 1.84 × 105 light-years from Earth. 仙女座:北半球的一个星座,在蝎虎座和英仙座之间,仙后座以南,包括肉眼可见的大片旋涡星云,其旋涡星云距地球为1.84×105光年 〔Celaeno〕One of the six stars in the Pleiades cluster visible to the naked eye.斯丽诺星:肉眼可见的昴星团中六颗星中的一颗〔macroscopic〕Large enough to be perceived or examined by the unaided eye.肉眼可见的:大到可以用肉眼观察或辨别的〔pulsar〕Any of several celestial radio sources emitting short, intense bursts of radio waves, x-rays, or visible electromagnetic radiation at regular intervals, generally believed to be rotating neutron stars.脉冲星:若干能发出无线电波的天体之一,能以有规律的间隔发出短促且强烈的无线电波、X射线或肉眼可见的电磁放射,普遍认为它们是旋转磁中子星 |
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