单词：ultrasound keyboard
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JOHN ZARRELLA, CNN CORRESPONDENT: For 18 hours, Romel Joseph lay buried in the rubble of his music school in Port-au-Prince. For 18 hours until his rescue, the concert violinist stayed alert and alive going over in his head, one by one, every concert
CNN2010年(二)月
Im glad Raymond isnt the thief, said Violet. Or Danny Duellman. Jessie agreed. And its nice that theyre both helping out the Greenfield Four. The girls were at the rehearsal studio unpacking bags of sandwiches. Henry was opening up the soda, and Benn
109 The Rock N Roll Mystery
Leslie: This keyboard is so hard to use. I cant find where anything is! Dave: Its a standard QWERTY keyboard. The layout may be a little different, with the function keys on the right-hand side instead of on the top, but youll get used to it in no ti
地道美语播客
The tech world is buzzing over Apple's latest must-have gadget, the MacBook Wheel, a revolutionary new laptop that does away with the keyboard. Tech Trends reporter, Jeff Tate has more. Thanks, Andrea. Say goodbye to the keyboard and hello to the fut
英语杂谈
Science and Technology Three-dimensional printing An image of the future 科技 3D印刷 印刷未来 One of the biggest manufacturers in the world gives 3D printing a go 世界龙头机器制造商用3D印刷术进行了一次格外成功的应用 U
经济学人科技系列
By Carol Pearson Washington 14 May 2008 Doctors say mammography is the best way to find breast cancer before it gets a chance to spread. But mammograms can miss some cancers, especially for women with dense breast tissue. Now, a new study shows for t
VOA标准英语2008年（五月）