单词:gigaparsec
gigaparsec (plural gigaparsecs)
A distance of 109 parsecs
A distance of 109 parsecs
单词:gigaparsec 相关文章
Scientists List Four Ways to Capture Carbon, Limit Rising Temperatures A new report suggests four simple ways to remove carbon dioxide from the atmosphere. Carbon dioxide is among the gases linked to the increase in the Earths temperature. The Nation
发表于:2018-12-16 / 阅读(71) / 评论(0)
2018年VOA慢速英语(十一)月