单词：maximal dilation
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South Carolina Republican lawmaker Lindsey Graham is seeking the GOP presidential nomination. In his hometown of central South Carolina, Graham says he wants to president to confront radical Islam which he says is running wild, to take on the country
发表于:2018-12-18 / 阅读(266) / 评论(0)
2015年NPR美国国家公共电台6月
2015年NPR美国国家公共电台6月
But the faster you go, the more time dilates. 但是行驶的速度越快，时间的膨胀越多。 For astronauts orbiting the Earth for 800 days, it starts to add up. 如果宇航员们环绕地球800天，其影响就会明显。 But what affects
发表于:2019-01-17 / 阅读(213) / 评论(0)
TED演讲教育篇
TED演讲教育篇
Eye spy, on this moment of science. You see at a movie's, someone is asked for identification, instead of producing a badge or picture, they simply look into a camera. Hollywood special effect department then show us lots of needle computer graphics.
发表于:2019-02-24 / 阅读(223) / 评论(0)
英语听力文摘 English Digest
英语听力文摘 English Digest