单词：
单词： 相关文章
Robotics, 3-D Printing, Drones Lead 2015 Tech Innovations The waning years advances in computer hardware and software, mechanical devices, sensors and artificial intelligence brought the world another step closer to the robotic future. Electric cars
VOA标准英语2015年(十二月)
[00:04.30]第九单元 在圣诞节 A 听，读并说 [00:08.59]On Christmas Day,Jim's family were in his grandpa's house. [00:12.53]在圣诞节，吉姆的家庭在他的爷爷的家里。 [00:16.46]After lunch,they opened the presents under the Christmas tree. [00:20.02]在午餐之
牛津小学英语六年级
[00:00.23]I don't see why I should. [00:02.33]Because... if you don't, [00:05.71]I'll never let you use my computer again. [00:07.92]Oh, I'm really worried. [00:10.03]And if you do that,I'll stop giving [00:11.77]you a lift to school in the mornings.
北师大版高中英语模块8(选修)
Laws Slow to Catch Up With 3D Printing WASHINGTON As prices of 3D printers continue to fall, experts are increasingly calling for reconsideration of copyright laws that protect the owners of patents and designs. However, they also warn that overreach
VOA标准英语2014年(四月)
There are more than 26 thousands casting companies in China, accounting for half of all the global manufacturers of casting products. But the traditional method of handmaking castings is heavily reliant on human resources and energy, and can produce
2018CRI中国国际广播电台
An employee carefully scans a man standing still behind two photographic lamps with a gun-like scanner in his hand. The whole process takes approximately 10 minutes. After loading the data into the computer, the rest work is left to the 3-D printing
英闻天下