The abundances of neutron-capture elements in metal-poor stars, tightly related to the star formation and evolution, provide important clues to the chemical evolution of the Galaxy.
贫金属星的中子俘获元素丰度与恒星的形成和演化密切相关,它为研究星系形成早期的历史背景和化学演化提供了重要信息。
Ceasing to matter doesn't mean a company is going to go out of business next year, any more than it means a pop star will suddenly become poor.
一个公司不再重要,不等于它明年就会倒闭,就好比流行明星不会突然变穷一样。
As a little girl growing up in a poor Ohio neighborhood in the 1940's, Gloria Steinem dreamed of becoming a movie star or a dancer.
格洛丽亚。斯泰娜姆20世纪40年代在俄亥俄州一个贫穷的社区长大,她小的时候曾梦想成为电影明星或是舞蹈家。
The poor couple each became a star, the Cowherd, Altair and the Girl Weaver, Vega. The wide river that kept them apart is known as the Milky Way.
这对可怜的夫妻变成了星星,牛郎变成了牵牛星,织女成了织女星,把他们分开的河就是银河。
The authors suggest two possible explanations. One is the explosion of a star of over 90 solar masses, which will often expel a hydrogen-poor shell shortly before dying.
作者给出了两种可能的解释:一是,一个90倍于太阳质量的星体爆炸,会在其自身毁灭前释放出贫氢壳。
In a word, Olynthus was never too poor to refer to, the well-developed city economy had made it just like the star shining in the sky of Ancient Greece.
由此可见,在古希腊北部的奥林·托斯城邦并不是贫困落后得不值一提,其相当发达的经济水平,足以像星斗般在古希腊世界里闪现着耀眼的光芒。
Theodore Dreiser relates a story of Carrie's rise from a poor country girl to a Broadway star in his masterpiece Sister Carrie .
《嘉莉妹妹》讲述了一位农村女孩到城市谋生最后成为名演员的故事。
Theodore Dreiser relates a story of Carrie's rise from a poor country girl to a Broadway star in his masterpiece Sister Carrie .
《嘉莉妹妹》讲述了一位农村女孩到城市谋生最后成为名演员的故事。
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