The Big Bang model predicts certain abundances of elements — ratios of them, compared to hydrogen — and that's just what we see in the Universe at large.
大爆炸模型预测了元素的丰度——元素与氢的比值——这正是我们在整个宇宙中所看到的。
单词 | abundance of element |
例句 |
原声例句
Crash Course 天文篇 The Big Bang model predicts certain abundances of elements — ratios of them, compared to hydrogen — and that's just what we see in the Universe at large. 大爆炸模型预测了元素的丰度——元素与氢的比值——这正是我们在整个宇宙中所看到的。 |
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