硅苯

VOA慢速英语2011--Experts Link East Africa Drought to La N

Agriculture Report - Experts Link East Africa Drought to La Ni?a in the Pacific 农业报道 - 专家认为东非干旱与拉尼娜现象有关 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 East

发表于:2018-12-16 / 阅读(57) / 评论(0)

2011年VOA慢速英语(八)月

VOA标准英语2010年-Challenges Lie Ahead for new Somalilan

Somaliland's incoming President Ahmed Mohamed 'Silyano' Mohamoud, center, and Vice President Abdirahman Abdallahi Ismai, right, after President Mohamoud was sworn in as Somaliland's fourth president, 27 Jul 2010 Ahmed Mohamed Silaanyo was sworn in Mo

发表于:2019-01-07 / 阅读(59) / 评论(0)

VOA标准英语2010年(七)月

SSS 2011-08-12

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

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Scientific American(八)月

新西兰英语 29 Three Murder Trials

During the last week, three major murder trials came to an end. The first one to end, last Wednesday, was a trial of an immigrant from Zimbabwe, George Gwase, for the murder of his niece, 10-year old Charlene, in Christchurch. He was found Not Guilty

发表于:2019-01-27 / 阅读(75) / 评论(0)

新西兰英语

净化室内空气选这些植物就对了！

Indoor air pollution is a common threat to human health, the new study looked at five common house plants and found that when it comes to removing harmful chemicals from the air, those five plants are better than others. 室内空气污染对人类健康

发表于:2019-02-07 / 阅读(114) / 评论(0)

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夏说英语新闻晨读第499期:兔子与绿萝杂交

本期内容： A humble houseplant with a dash of rabbit DNA could help lower our exposure to indoor air pollution, new research suggests. Scientists have revealed that by inserting a rabbit gene into devils ivy the plant is able to clean the surrou

发表于:2019-02-20 / 阅读(78) / 评论(0)

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abnormal frequency pulse

account receivable financing

adelmen

adiabatic temperature probe

anodic copper-aluminium alloy

arc of trajectory

Argivene

astiler

balance of power plant

breed type

Breslavians