Almost three centuries after his death, Antonio Stradivari is still a legend for the sound of his instruments, from the rich depths of his cellos [cello sound] to the soaring clarity of his violins [violin sound]. Theories are often put forth that St

发表于:2018-12-24 / 阅读(38) / 评论(0) 分类 Scientific American(十二)月

烘焙蛋糕对有些人来说可能看起来非常复杂,但实际上却可以非常简单。今天潘吉Jenny不但要教你学英语,还要教你做蛋糕!如果你家有烤箱的话,听完今天的节目就开始动手做个蛋糕吧! 听

发表于:2018-12-26 / 阅读(32) / 评论(0) 分类 美国文化脱口秀

Broadcast: Jan 21, 2003 By Gary Garriott Drying food is a simple, low-cost way to keep food safe for eating. Drying removes water that small organisms use to break down food into other substances. Som

发表于:2019-01-02 / 阅读(67) / 评论(0) 分类 VOA2003(上)-社会广角

Facing Business Challenges at Top of the Tree Baking Company Baking Up Millions You can use a lot of words to describe Gordon Weinberger, the founder of Top of the Tree Baking Company. Verbose. Determ

发表于:2019-01-08 / 阅读(50) / 评论(0) 分类 实用英语

Technology Helps Restore Paintings by Old Masters 科技帮助修复大师早期画作 WASHINGTON In the late 16th century, the Spanish artist El Greco created a huge painting, 1 meter by 2 meters, titled Saint Martin and the Beggar. In the first hal

发表于:2019-01-14 / 阅读(82) / 评论(0) 分类 VOA标准英语2014年(三月)

Stradivari's Violin Secret? His Talent A study in the journal Angewandte Chemie that looked at the varnish used in Stradivarius instruments found nothing unusual, leading the researchers to conclude that Stradivari was just a master craftsman who had

发表于:2019-01-30 / 阅读(124) / 评论(0) 分类 60秒科学