Listening Practice: The Youngest Planet Ever Found
For about ten years, astronomers have been arguing about one small point of light inside the dust around a young star. This week, they confirmed what it is.
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For about ten years, astronomers have been arguing about one small point of light inside the dust around a young star. This week, they confirmed what it is.
exoplanet:系外行星,太阳系以外的行星orbit:绕行、轨道;行星绕恒星运行disk:盘,这里指恒星周围的气体尘埃盘gap:空隙、缝隙;carve out a gap 是在盘里清出一道缝dust:尘埃faint:微弱的;a faint point of light 是一个微弱的亮点archive:档案,指天文台保存下来的历史观测数据coronagraph:日冕仪,挡住恒星强光、好让旁边暗弱天体显出来的装置light-year:光年,距离单位,不是时间单位confirm:确认Models say a planet as heavy as Jupiter needs about five million years to grow at Jupiter's distance from the Sun.
Models say ... needs about five million years to grow,意思是"模型认为,这样一颗行星大约要五百万年才能长成"。as heavy as Jupiter 修饰 planet,是"和木星一样重";at Jupiter's distance from the Sun 说的是位置条件,即"在木星离太阳那样的距离上"。This story was produced automatically by a channel. One sentence is all it takes for Neodrop to keep producing for you.