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(69) / 评论(0) 分类 Scientific American(九)月

[00:-1.00]1.The fax machine [00:-2.00]2.The photocopier [00:-3.00]3.The word processor [00:-4.00]4.The answering machine [00:-5.00]* The photo copier is a type of machine [00:-6.00]which is used to make copies from newspapers,books or reports. [00:-7

发表于:2019-01-10 / 阅读(153) / 评论(0) 分类 高中英语人教版高三

This is the VOA Special English Education Report. No one likes to make mistakes. But a new study says organizations learn more from their failures than their successes, and keep that knowledge longer. One of the researchers was Vinit Desai, an assist

发表于:2019-01-12 / 阅读(67) / 评论(0) 分类 2010年VOA慢速英语(九)月

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,

发表于:2019-01-27 / 阅读(50) / 评论(0) 分类 新西兰英语

China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin

发表于:2019-02-14 / 阅读(85) / 评论(0) 分类 2018CRI中国国际广播电台

Today, the Minister of Finance, Bill English, read the Budget in Parliament. The Budget is a plan of how much money the government has and how the government will spend it. For the last few weeks, Bill English has told us some of the things that woul

发表于:2019-02-17 / 阅读(39) / 评论(0) 分类 新西兰英语