Glossary term: 撞擊坑
Description: 撞擊坑是太陽系中行星、衛星或其他固體小天體表面的凹陷。撞擊坑是由較小的天體(隕石)高速撞擊形成的。由於缺乏大氣層,月球上布滿了撞擊坑。地球上厚厚的大氣層阻止了許多流星到達地面。美國亞利桑那州的流星坑就是地球上撞擊坑的一個例子。
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Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher The translation of this term and its definition is still awaiting approval
This is an automated transliteration of the simplified Chinese translation of this term
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