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单词 light-years
释义 DEFINITIVE EXAMPLES 权威例句〔Oort cloud〕A swarm of comets orbiting the sun at a distance of one to two light-years, proposed as a source of comets that pass near the sun.奥尔特云:在离太阳一至二光年距离的彗星云,被认为是在太阳附近经过的彗星的来源地美国传统〔astronomical distance〕The distance from one celestial body to another, measured in light-years, parsecs, or astronomical units.天文距离:从一天体到另一天体的距离,以光年,秒差距和天文单位来度量美国传统〔distance〕Altair, at a distance of 17 light-years, is one of the closest of the bright stars.距地球17光年的牵牛星,是离地球最近的发光恒星之一。麦克米伦高阶〔light year〕I had not eaten anything hot since my last dinner with Sean. It seemed light-years away.上次和肖恩吃过饭后我就一直没吃过热菜热饭。好像已经过了很久很久似的。柯林斯高阶〔light-year〕A cure for that disease is still probably light-years away.想要治愈那种病,恐怕是遥远的未来的事。韦氏高阶〔void〕Observers have recently found in the Universe giant voids about 500,000,000 light-years across.观察员最近在宇宙中发现了直径约5亿光年的巨型空洞。柯林斯高阶
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