单词：Brahe
布拉赫（姓氏）
n. Danish astronomer whose observations of the planets provided the basis for Kepler's laws of planetary motion (1546-1601)
词型变化：名词复数形式 : brahes
单词：Brahe 相关文章
Science and Techonology 科技 Astronomy: De Nova Stella 天文学：新星诞生 Astronomers predict a Stella explosion will happen in 5 years time. 天文学家预测5年之内会发生一次星际爆炸 Amateur astronomers have a new date for thei
发表于:2018-12-30 / 阅读(69) / 评论(0)
经济学人科技系列
经济学人科技系列
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its not every day we get a chance to time travel. Other than into the future at the rate of one second per second. But astronomers say theyve done a li
发表于:2019-01-08 / 阅读(76) / 评论(0)
Scientific American(十二)月
Scientific American(十二)月