【病理学】淋巴结肿大关联病毒 [略作LAV，参较 AIDS virus]

2007年VOA标准英语-Irbil Water Treatment Plant a Model for the Reg

By Brian Padden Irbil, Iraq 27 September 2007 Recent outbreaks of cholera in parts of Iraq highlight the need for basic services like clean water.Development projects in much of the country have been delayed because of the deteriorating security situ

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2007年VOA标准英语（九月）

VOA慢速英语 2007 0917a

This is the VOA Special English Development Report. More than one billion people around the world do not have clean drinking water. Their water supplies are unsafe because of natural or man-made pollution, such as industrial chemicals or human and a

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VOA慢速英语2007年（九）月

美国国家公共电台 NPR States Seek More Federal Funding For Opioid Treatment, Not More Promises

RACHEL MARTIN, HOST: President Trump is going to try to refocus on opioids today. He's gathering Cabinet members, health experts and advocates for what's being billed as a White House summit on the opioid crisis. President Trump declared opioids a pu

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2018年NPR美国国家公共电台3月

TED演讲:变得更健康的不能说的秘密(2)

So, in this suburb, the poo and the pee and the wash water are going to this treatment plant right in the middle of the community. 那么，在这片城郊，各种排泄物们和废水正涌向处于区域中心的处理池。 It looks more like a p

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TED演讲科学篇

VOA慢速英语20060403a

DEVELOPMENT REPORT - A Small Packet of Chemicals, a Big Effect on Dirty WaterBy Jill Moss Broadcast: Monday, April 03, 2006 I'm Steve Ember with the VOA Special English Development Report. Scientists

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2006年慢速英语（四）月

中美的新能源合作取得进步

Ecolab Inc., an American global provider of clean energy technologies and services, has made great progress on helping industries in China to produce their goods with less water consumption. Those industries include dairy plants, food industries, ste

发表于:2019-02-18 / 阅读(27) / 评论(0)

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学英语单词

aminoacylase-1

angle of approach light

Antheria

art and culture

automatic color control

automatic mixture control

bajacalifornia burragei