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密西西比火箭发动机进行实验 This is AP News Minute. President Trump is expected to meet with more prospective supreme court nominees this week. He interviewed four candidates Monday, all of them federal appeals judges. Secretary of State

发表于:2019-01-11 / 阅读(111) / 评论(0)

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This is the VOA Special English Development Report. A simple water pump is helping to improve the lives of poor families in several Asian and African countries. A treadle pump in vegetable fields in Bangladesh The treadle pump is based on a design d

发表于:2019-01-11 / 阅读(35) / 评论(0)

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A: Howdy! Nice car! What seems to be the problem? B: I dont know! This stupid old car started spewing white smoke and it just died on me. Luckily, I managed to start it up and drive it here. What do you think it is? A: Not sure yet.How about you pop

发表于:2019-01-20 / 阅读(34) / 评论(0)

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发表于:2019-02-03 / 阅读(49) / 评论(0)

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VOA标准英语2011--Kenyan Farmers Going Green

Kenyan Farmers Going Green As scientists and political leaders around the world grapple with the issue of climate change, many farmers are looking at technologies that rely on renewable energy for their operations. Farmers in Kenya are now using two

发表于:2019-02-08 / 阅读(66) / 评论(0)

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发表于:2019-02-16 / 阅读(32) / 评论(0)

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-florous

A bully is always a coward.

asclepias purpurascenss

atmospheric environment