单词：setamine black
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BOB DOUGHTY: Welcome to THE MAKING OF A NATION American history in VOA Special English. The early years of the twentieth century were a time of movement for many black Americans. Traditionally, most blacks lived in the Southeastern states. But in the
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Lesson 38 Set off 1.When will Mr.Smith set off ? 2.A letter fromhome set off an attack of her homesickness . 3.The gold frame sets off your painting very well . 4.We haven't set off . 5.The headwords should be set off in black ink . 6.They've set off
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AUDIE CORNISH, HOST: Our TV critic says you need to know about this season of The Bachelorette. For the first time, a black woman is the star of ABC's dating show. And here's why Eric Deggans says last night's episode was important, even if you don't
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Protamine sulfate is a drug that reverses the anticoagulant effects of liver compounds such as heparin. Protamine is extracted from the sperm of salmon and other species of fish, and then made into a protamine sulfate injection which is a necessary d
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China launches its first X-ray space telescope to observe black holes, pulsars and gamma-ray bursts, via a Long March-4B rocket from Jiuquan Satellite Launch Center in northwest China's Gobi Desert on June 15, 2017. [Photo: thepaper.cn] China launche
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Brazil's soccer players, from left, Kaka, Robinho, Luis Fabiano, and Julio Baptista joke during a training session in Johannesburg, South Africa, 30 Jun 2010 In the Friday's first match, Brazil will play the Netherlands at Nelson Mandela Bay Stadium
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