un. 羧甲基纤维素
[网络] 纤维素胶；胶质；酶水解纤维素胶

96. What's the Point of Chewing Gum? P.155

Being an American, Donna wants to learn more about the Chinese. She's talking to her Chinese friend, Jeff. D: Hi, Jeff! What's up? J: Nothing much. What about you? D: Same as usual. Here, have a stick

发表于:2018-12-08 / 阅读(349) / 评论(0)

赖世雄中级美国英语

【英语时差8,16】蘑菇也能变为柴油？

Don: Time to go again to the A Moment of Science mailbag. Yal: A listener writes: Dear A Moment of Science, Scientists know that one day we'll run out of oil and other natural sources of energy. Beyond solar power and wind power and ethanol, what are

发表于:2018-12-27 / 阅读(127) / 评论(0)

英语时差8，16

SSS 2008-05-08

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. It sounds like something out of a bad science fiction novel. During World War II, a fungus called Tricoderma reesei ate its way through US military unifo

发表于:2019-01-08 / 阅读(158) / 评论(0)

Scientific American(五)月

VOA标准英语2011--Automakers Turn Agro-Waste into Car Part

Scientists in Brazil are turning fruit fibers into car parts. At a recent meeting of the American Chemical Society, the researchers described their work in making the next generation of automotive parts made from natural fibers from bananas, pineappl

发表于:2019-01-09 / 阅读(137) / 评论(0)

VOA标准英语2011年(四月)

VOA慢速英语2014 烟头转变成电池

Turning Cigarette Butts to Batteries 烟头转变成电池 If you see a person carelessly throw a cigarette to the ground, what are you likely to think? That depends. If you hate people throwing things on the ground, you might think, That person shou

发表于:2019-01-12 / 阅读(135) / 评论(0)

2014年VOA慢速英语(九)月

VOA常速英语2008年-New Study Links Smoking Marijuana to Gum Diseas

By Carol Pearson Washington, DC 06 February 2008 Recent studies show that cigarette smoking is one of the most significant factors leading to gum disease. And now, new research indicates smoking marijuana also promotes gum disease even for those who

发表于:2019-02-02 / 阅读(123) / 评论(0)

VOA常速英语2008年（二月）

美国习惯用语:510 gum up the works...

今天要讲的习惯用语都有这样一个关键词汇： gum。 Gum虽然是个只包括三个字母的简短的词，但是它的意思可不少。比方说，gum可以指嘴里嚼的口香糖，或者是象口香糖那样粘胶似的物质。这时

发表于:2019-02-05 / 阅读(160) / 评论(0)

美国习惯用语

Fluminense's Gum likely out for remainder of season

RIO DE JANEIRO, Sept. 27 (Xinhua) -- The leader of Fluminense's defense, Gum was announced on Tuesday to need a period of two months to recuperate from a detached tendon in his upper right thigh. With only 12 rounds remaining in the 2011 Brazilian Ch

发表于:2019-02-08 / 阅读(152) / 评论(0)

英语新闻

留美老师带你每日说英文第338期:减肥要靠吃对食物

台湾籍旅美老师今天交给我们的句子是： It's not rocket science: Focus on lean protein, healthy fats and non-processed, unrefined carbohydrates such as vegetables, beans, whole grains and fruit. 这不难懂：多摄取低脂肉类、健

发表于:2019-02-22 / 阅读(143) / 评论(0)

留美老师带你每日说英文

【趣谈英语】在新加坡买口香糖很困难-You Need ID To Buy Gum In Singapore

Pre-Listening Vocabulary ban: to disallow disposal: the throwing away of waste sensor: a device that receives a signal and responds Free Trade Agreement: a formal agreement between countries to trade freely without government interference medicinal:

发表于:2019-02-27 / 阅读(159) / 评论(0)

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