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VOA常速英语2016--适合3D打印的环保塑料

适合3D打印的环保塑料 WASHINGTON As if we didnt have enough of it, the new must-have gadget - the consumer-grade 3-D printer - works with plastic. Researchers in Belgium say they have developed a new environmentally-friendly plastic, suitable

发表于:2018-12-16 / 阅读(121) / 评论(0)

VOA标准英语2016年(二月)

英文原版对话1000个:1106 Energy Options

Matthew: Hey Kat, you were just telling me about all the pros and cons of different renewable energies and you just got me thinking we're going to run outof oil in the next couple of decades. There's reports that say we're going to run out of oil in

发表于:2018-12-25 / 阅读(108) / 评论(0)

原版英语对话1000个

SSS 2009-04-02

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The common method of closing a surgical incision is simply to stitch the patient up. There are some issues, though. Good stitching can be challenging,

发表于:2019-01-08 / 阅读(155) / 评论(0)

Scientific American(四)月

VOA标准英语2010年-Biodegradables Seen as Future for Asia

Asia's plastic industry is growing, with China and India challenging established producers such as Thailand. Now, there is increasing attention to the environmental impact of plastics. Both environmentalists and industry executives agree biodegradabl

发表于:2019-01-11 / 阅读(119) / 评论(0)

VOA标准英语2010年(二月)

VOA慢速英语--研究人员研发完全可降解轮胎

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

发表于:2019-01-12 / 阅读(121) / 评论(0)

2016年VOA慢速英语(九)月

【英语趣味课堂】野营-Nature Camp

Todd: So, Steven you've been talking a lot about adventures you can do in your country. Do you have any stories of adventure that's happened to you in your own country of Costa Rica? Steven: Well, when I was in middle school, my school decided to tak

发表于:2019-01-25 / 阅读(140) / 评论(0)

英语趣味课堂

VOA标准英语2010年-Scientists Convert Feathers Into Biode

If you're a home gardener you may soon find that the pots you buy flowers and plants in are made from chicken feathers. Yes, tons of feathers that go to waste every year can now be transformed into plastics. Two Washington-area scientists are using f

发表于:2019-02-07 / 阅读(151) / 评论(0)

VOA标准英语2010年(五)月

Step by Step 3000 第2册 Unit8:Everybody can help the environment(3)

Part 3. PBSa biodegradable plastic product. Keywords. plastic, new solution, biodegradable plastic, break down, PBS. Vocabulary. PBS, biodegradable, tableware, microorganism, enzyme, degrade, dump. Environmental protection is a big issue nowadays. Wh

发表于:2019-02-15 / 阅读(164) / 评论(0)

Step by Step 3000 第二册

ESL Podcast 393 – Trash and Recycling

Rajid: What are you doing? Nicole: Im putting my garbage into the garbage can. Why? Rajid: Dont you recycle? Youre supposed to separate out your recyclables and put them in a separate bin. Nicole: I know, I know, but who has the time? I dont have tha

发表于:2019-02-18 / 阅读(120) / 评论(0)

地道美语播客

【英语时差8，16】纸还是塑料

Yael: I have a question for you, Don. Paper or plastic? Don: Not that question again, Yael. Does anyone really care whether their groceries are put in plastic or paper bags? Y: Sure they do. In fact, the city of San Francisco has taken an interest in

发表于:2019-02-23 / 阅读(126) / 评论(0)

英语时差8，16

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