单词：colossean
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VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith. This week, we will tell about evidence that something big struck the planet Jupiter. We will also tell about a long ignored organ in
发表于:2018-12-15 / 阅读(42) / 评论(0)
VOA慢速英语2009年（八）月
VOA慢速英语2009年（八）月
This is Scientific Americans Sixty-second Science. Im Cynthia Graber. This will just take a minute. Poor old spleen, it never got the recognition it deserved. Until now. Scientists had known that the spleen is part of our immune systems. But it was c
发表于:2018-12-24 / 阅读(42) / 评论(0)
Scientific American(八)月
Scientific American(八)月
206. The spinal cord operation脊髓手术 spectra-sponge There was a lecture given at a medical school on a spinal cord operation. The professor began: In order to have a speedy but safe operation, one must speculate on the entire spectrum of possib
发表于:2019-01-08 / 阅读(37) / 评论(0)
胡敏托福词汇记单词
胡敏托福词汇记单词