顺序随机数

VOA慢速英语2010年-Economics Report - 3-D Printers Are He

This is the VOA Special English Economics Report. When we print something, a flat page comes to mind. For example, you might use a photocopier. (SOUND) Photocopiers print in two dimensions. Now, imagine how this would work for three dimensions. A mac

发表于:2018-12-07 / 阅读(30) / 评论(0)

2010年VOA慢速英语(十)月

办公室英语口语第144期:Calling the printers 给复印店

Calling the printers A: Print Shop. B: Hi, is this Steven? A: No, maam. This is Sean. Stevens out sick. B: Oh, sorry to hear that. Listen, Ive got a rush order. Can you help me out? 给复印店打电话 A：复印店。 B：你好，是斯蒂文吗？

发表于:2018-12-25 / 阅读(26) / 评论(0)

办公室英语口语

SSS 2009-04-02

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The common method of closing a surgical incision is simply to stitch the patient up. There are some issues, though. Good stitching can be challenging,

发表于:2019-01-08 / 阅读(59) / 评论(0)

Scientific American(四)月

法律修订赶不上3D打印的发展

法律修订赶不上3D打印的发展 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

发表于:2019-02-05 / 阅读(80) / 评论(0)

英语新闻

中国明年将销售16万3D打印机

SHANGHAI, Dec. 22 (Xinhua) -- Shipment of 3D printers in the Chinese market is expected to reach 160,000 units in 2016, outperforming the U.S. market, market research firm IDC said on Tuesday. Mo Minyi, an analyst with IDC China, said despite sales'

发表于:2019-02-07 / 阅读(23) / 评论(0)

英语新闻

英文短篇故事（纽约）358 An Out-of-Control Printer (3)

Jeff went online. He looked at $99 printers. Canon had a Pixma MX410. It was an All-in-One printer. He read the reviews. They were good. Plus, the Pixma was reduced to $79. That would save him $20. It was 9 p.m. Saturday. He had just spent five hours

发表于:2019-02-22 / 阅读(56) / 评论(0)

英文短篇故事（纽约）

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arteriae cerebelli inferior posterior