Metallicity is a measure of the relative abundance in a star of elements other than hydrogen and helium.

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金属丰度是对恒星内除氢和氦之外元素的相对丰度的度量(天文学中比氦重的元素都叫金属?！胝咦?。

Metallicity is a measure of the relative abundance in a star of elements other than hydrogen and helium.是什么意思,Metallicity is a measure of the relative abundance in a star of elements other than hydrogen and helium.翻译
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