单词：material for glass spectacle lenses
单词：material for glass spectacle lenses 相关文章
Now, I'm not against glass. It's an ancient and versatile material. 我并不是反对使用玻璃。玻璃毕竟是一种古老且通用性强的材料。 It's easy to manufacture and transport and install and replace and clean. 它们易于大量生产
TED演讲设计篇
HOUSTON, TEXAS Kickoff is just around the corner for Super Bowl LI (51). The city of Houston, Texas hosts the big game, but for thousands of fans the sideshow to the spectacle of the Super Bowl is a way to spend family time without breaking the bank.
VOA标准英语2017年(二月)
[00:07.60]WARMING UP [00:12.15]1 Look at the pictures of these festivals [00:17.19]and discuss the tollowing questions with your partner. [00:22.05]1 Do you know the names of the festivals? [00:34.19]2 Do you know which countries the festivals come f
高中英语人教版高一
The script of this programme 本节目台词 The Crystal Palace was a building made almost entirely of glass John: Hi there! Welcome to On The Town from a very interesting part of south London. I'm John, with me Oliver. We're at Crystal Palace. Oliver:
都市掠影
This is Scientific Americans 60-Second Science. I'm Cynthia Graber.This will just take a minute. Imagine giant fields filled with photovoltaic solar panels, soaking up rays. The best spots to put such panels are obviously sunny, with little rain. But
Scientific American(八)月
12 Buying Glasses GLOSSARY sunglasses glasses that are worn to protect ones eyes from bright sunshine and other strong lights * Do you know where my sunglasses are? Its really bright outside and I cant see anything. frames the metal or plastic part t
2009年ESL之就医和人际交往
太阳能电池板能通过自发电脉冲震落其灰尘，以确保最大限度的获得光照。 Imagine giant fields filled with photovoltaic solar panels, soaking up rays. The best spots to put such panels are obviously sunny, with little rain.
60秒科学
By Steve Mort Fort Lauderdale, Florida 13 September 2007 Parts of the United States are facing a shortage of sand, and officials are working on innovative ways to fix the problem. In Florida, experts say beach erosion caused by a rising sea level and
2007年VOA标准英语（九月）
By Suzanne Chislett London 22 January 2008 When people are asked to picture Africa, they often speak of famine, war, deserts and jungles. Now a touring stage show in Britain is trying to shake up those ideas and reveal an entirely different side of t
VOA标准英语2008年（一月）
Recycling Bin - End of Line, a New Beginning The recycle bin. It is often the last stop for empty containers. But for papers, plastics, cardboards and cans, it can mark the beginning of a journey thousands of kilometers long. As long as people keep t
VOA标准英语2012年(六月)
隐形眼镜是眼镜市场的新生宠儿，它让近视的人们可以把自己的近视完美地隐藏起来，今天阿美就决定要配一副隐形眼镜，她能找到合适的吗？一起来看看吧。 Listen Read Learn Clerk: Good evening. May I help you? May: Good evening. I'm looking for a pair of contact
英语口语大赢家
When you think about inventions that have radically changed human existence, what comes to mind? Probably the wheel, the printing press, maybe the refrigerator and definitely personal computers. Then there are those more mundane things that we rarely
英语时差8，16
Likewise, light travels at its maximum speed through a vacuum-the interstellar highway-but it slows down when it enters air, water, or some other medium. Through air, light moves a hint slower: forty miles-per-second less than its maximum speed. Thro
英语时差8，16
Window Stickers Lead To Stretchy Electronics Engineers would love to embed flexible electronics into things like paper, or surgical gloves or conventional clothing. But the wiring usually gets twisted and damaged. Now MIT researchers have found insp
60秒科学
Dropping your smartphone when taking a selfie could soon be less risky, says specialist glass maker Corning. 专业玻璃制造商康宁日前表示，自拍的时候不慎掉落手机可能不再会碎屏了。 Shattered or cracked screens are the n
英语新闻
By June Soh Washington 04 May 2007 Artists use a variety of materials for their creations -- paint on canvas, pencil on paper, metal or stone sculpted into life-like form. Still others create works totally unique from glass. VOA's June Soh met one s
2007年VOA标准英语（五月）
中文解释：形容人虽然第一印象不好，但其实是个好人。有些人表面上看起来不行，但做某事很在行。可以翻译成人不可貌相，真人不露相。 英文解释：Describing someone who gives a bad first impress
美国俚语