[食品] 蔬菜贮藏与加工科学

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.61]2001 Passage1 [00:11.16]Specialisation can be seen as a response to the problem [00:14.87]of an increasing accumulation of scientific knowledge. [00:19.40]By splitting up the subject mat

发表于:2018-12-01 / 阅读(70) / 评论(0) 分类 历年考研英语阅读理解

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In an earthquake, the ground beneath you gives way. Its no longer the one thing you can count on to be solid and stable. Instead, it swerves, dips and

发表于:2018-12-24 / 阅读(34) / 评论(0) 分类 Scientific American(十)月

What is the worst thing you have heard about our firm? 你听到的与本公司有关的最负面的事是什么? Your company has a reputation for being hard to get into-the turnover rate is low and the hiring process is rigorous. 我听说贵公司

发表于:2018-12-31 / 阅读(123) / 评论(0) 分类 必背英文面试口语

SCIENCE IN THE NEWS - October 22, 2002: Nobel Science Prizes By George Grow VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with SCIENCE IN THE NEWS, a VOA Special English program a

发表于:2019-01-04 / 阅读(68) / 评论(0) 分类 科技之光

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one

发表于:2019-01-12 / 阅读(63) / 评论(0) 分类 2012年VOA慢速英语(一)月

Todays word is: osteoporosis! Yep, osteoporosis. Now, youve heard this word before, and you know it has something to do with bones. But can you actually explain what it is? The answer is straight-forward. It comes down to the fact that we human being

发表于:2019-02-15 / 阅读(60) / 评论(0) 分类 英语时差8,16
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altvaters
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