“The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of starstuff.”
― Carl Sagan, Cosmos
tags: atoms, cosmos, dna, sense-of-wonder, stars
机器翻译，仅供参考：
“我们DNA中的氮，牙齿中的钙，血液中的铁，苹果派中的碳都是在坍塌的恒星内部形成的。我们是由星际物质组成的。”
标签：原子、宇宙、dna、奇观、恒星