硝酸异山梨酯,硝异梨醇,消心痛

VOA标准英语2009年-CAR Military Recapture Rebel-Held Town

Military officials in the Central African Republic say they have retaken a key northern town that was captured by rebels last week. Scott Stearns | Dakar 30 November 2009 Central African Republic President Francois Bozize (file photo) Military offici

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VOA标准英语2009年(十二月)

VOA慢速英语2013 Whigs See a Chance to Defeat President Van Buren - The Making of a Nation No. 50: Martin Van Buren Part 2

Whigs See a Chance to Defeat President Van Buren - The Making of a Nation No. 50: Martin Van Buren Part 2 From VOA Learning English, welcome to the Making of a Nation, our weekly program of American history for people learning American English. Im St

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2013年VOA慢速英语(十二)月

2006年VOA标准英语-Analysts: French Military Aid Key to Chad, CAR

By Jordan Davis Dakar 29 November 2006 Dominique de Villepin gestures during his monthly press conference in Bobiny, 29 Nov 2006 French Prime Minister Dominique de Villepin is set to visit Chad Thursday, where he is expected to reaffirm French polit

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2006年VOA标准英语（十一月)

VOA标准英语2011--'Revenge of Electric Car' Takes a Wild Ride

'Revenge of Electric Car' Takes a Wild Ride In his 2006 documentary, Who Killed the Electric Car , filmmaker Chris Paine examined the birth and premature death of battery electric cars in the mid-1990s. Now Paine is back with the commercial release o

发表于:2019-01-14 / 阅读(40) / 评论(0)

VOA标准英语2011年(十月)

美国国家公共电台 NPR An Even Deadlier Opioid, Carfentanil, Is Hitting The Streets

An Even Deadlier Opioid, Carfentanil, Is Hitting The Streets play pause stop mute unmute max volume 00:0003:27repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plu

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2016年NPR美国国家公共电台9月

2007年VOA标准英语-US Military: Murders Declining in Iraq But Car

By Margaret Besheer Baghdad 04 April 2007 U.S. military officials say sectarian murders have decreased in Baghdad since a joint U.S.-Iraqi security plan was launched in mid-February, but high-profile car bombings in and around the capital continue to

发表于:2019-02-02 / 阅读(61) / 评论(0)

2007年VOA标准英语（四月）

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学英语单词

arbitrage techniques

area of a spherical segment