Water is formed by hydrogen, which was created during the Big Bang, and oxygen, created by nuclear reactions in stars.
水是由大爆炸期间产生的氢和恒星核反应产生的氧,形成的。
单词 | nuclear reactions in stars |
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原声例句
NASA微课堂 Water is formed by hydrogen, which was created during the Big Bang, and oxygen, created by nuclear reactions in stars. 水是由大爆炸期间产生的氢和恒星核反应产生的氧,形成的。 |
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