单词：perforation gauges
(测定邮票齿孔度用的)齿孔尺
单词：perforation gauges 相关文章
This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. This will just take a minute. Youve probably chased a fly or two around the house this summer. And, chances are, it took a few swings before you brought down the buzzing nuisance.
Scientific American(八)月
This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Still lots of undecided voters out there, with less than a week to go before election day. But many of these undecideds may already have made their choice. Even though
Scientific American(十)月
IPO重启 A股连续下跌 BEIJING, Jan. 7 (Xinhuanet) -- Chinese stocks extended their losses from last week and sank to a five-month low on Monday amid lackluster economic data and fears that the flood of new listings that will soon hit the market
英语新闻
The longest rail link in the world, dubbed the silk road express, connects the industrial hub of Yiwu on the East coast of China with the Spanish capital Madrid. The link, first established late last year, is part of the Chinese governments plans to
英语新闻
7月28日，胡润研究院发布2015富豪消费价格指数，报告显示，富豪消费价格总水平比去年下降1.8%，这是九年来首次出现负增长。 请看《中国日报》报道： The Hurun Luxury Consumer Price Index, an annual
英文语法词汇
China's Supreme Court opens doors to Internet users
英语新闻