【spiral_galaxies】什么意思_英语spiral_galaxies的翻译_音标_读音_用法_例句_在线翻译

1.
N a galaxy consisting of an ellipsoidal nucleus of old stars from opposite sides of which arms, containing younger stars, spiral outwards around the nucleus. In a barred spiral the arms originate at the ends of a bar-shaped nucleus 涡旋星系

All three are large spiral galaxies.

这3个星系都是巨大的棒旋星系。

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Some spiral galaxies are seen almost sideways.

有些旋涡星系几乎是侧面对着我们的。

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Large spiral galaxies like the Milky Way seem to have two or three per century.

像银河系那样螺旋状的大星系每世纪似乎会出现两到三个。

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Some are spiral galaxies like the Milky Way and Andromeda.

VOA: special.2009.04.29

There are spiral galaxies, like our own Milky Way, and then there are elliptical galaxies, sort of football or rugby ball shaped.

NPR: What Makes Our Solar System Special?
Most spiral galaxies, including our home galaxy the Milky Way, have a large concentration of ancient stars surrounding the centre that astronomers call the bulge.

ENGADGET: 9-gigapixel image of the Milky Way reminds us just how small we truly are
RadioAstron will also examine pulsars and the outer regions of spiral galaxies in order to get more precise measurements on their rate of rotation and distance from earth.

FORBES: Russian Launch: a Bid for Largest Telescope Ever

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spiral galaxy
美 [ˈspaɪrəl ˈɡæləksi]