石棉强化聚丙烯

SSS 2011-09-21

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,

发表于:2018-12-24 / 阅读(98) / 评论(0)

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美国学生世界地理教材第144期:装面包的篮子—粮仓(2)

At the city of Baku on the side of the Caspian Sea there are so many oil-wells and so much oil that it seems to get into everything. 在里海边的巴库城有很多很多油田，出产大量的石油，似乎什么东西都沾上了石油。 You s

发表于:2018-12-28 / 阅读(72) / 评论(0)

美国学生世界地理教材

VOA慢速英语2009年-SCIENCE IN THE NEWS - A Serious Study Look

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. Today, we will tell about a plan to fight a leading killer of children in developing countries. We will tell about a new way to recogni

发表于:2019-01-11 / 阅读(83) / 评论(0)

VOA慢速英语2009年（十一）月

VOA标准英语2010年-Californians Debate Fate of Official S

California has an official animal, the grizzly bear, and a state bird, the California quail. It has an official grass, purple needle grass, and a state reptile, the desert tortoise. It even has an official song, a century-old tune called I Love You,

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VOA标准英语2010年(七)月

澳洲新闻 (ABC新闻快递) 2014-11-04

Let's have a look at what's leading on our News today: And more than 100,000 people are expected to pack Flemington Racecourse for today's running of the Melbourne Cup. This year's cup is likely to be dominated by international runners with 11 overse

发表于:2019-01-19 / 阅读(68) / 评论(0)

澳洲ABC新闻快递2014年

新西兰英语 608 Demolition Rubble

Each day, millions of tonnes of rubble go by truck to Bottle Lake Forest in Christchurch. Demolition companies are working seven days a week to demolish buildings in the CBD after the earthquakes caused so much damage. Cranes, bulldozers, excavators,

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新西兰英语

口语:各种袜子肿么说?

不管是热天还是冷天，总会看到那么多MM穿着各种丝袜,露出傲娇的大长（肠）腿。今天，我们就一起来盘点一下各种各样的裤袜吧！ Tights（连裤袜）：又称Pantyhose，连短裤和长筒袜于一体，齐

发表于:2019-02-09 / 阅读(76) / 评论(0)

英语口语

澳洲新闻 (ABC新闻快递) 2013-05-31

NBN Chief Mike Quigley is calling for calm over an asbestos scare of some of its roll-out sites. Several sites in New South Wales, Victoria and WA have been shut down. Telstra is hiring an extra 200 safety specialists to inspect all asbestos-related

发表于:2019-02-14 / 阅读(60) / 评论(0)

澳洲ABC新闻快递2013年

英语笑话听力+文本：也许真管用(maybe it works)

[00:11.27]Maybe it works 也许真管用！ [00:21.85]词汇扫描 [00:25.55]Speech course 演讲课 [00:29.05]Honor 纪念 [00:32.59]Patience 耐心 [00:36.18]Remind 提醒 [00:39.66]Reinforce 加强 [00:43.64]英文原文 [00:45.31]During the colle

发表于:2019-02-15 / 阅读(90) / 评论(0)

英语笑话（MP3+文本）

二战启示录第10期:希特勒霸权的崛起(10)

These northern part of front is maned by a French army and a British expeditionary forces later reinforced by Canadians and troops from the far from British Empire. 法国军队和英国远征军控制防线北部区域。后来由来自遥远英国的

发表于:2019-02-19 / 阅读(77) / 评论(0)

二战启示录

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