测膨胀器

Economics Report - A Closer Look at High-Frequency Trading 经济报道 - 近距离审视股票市场高频交易 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 Once, stocks were traded through the

发表于:2018-12-16 / 阅读(82) / 评论(0) 分类 2011年VOA慢速英语(十)月

High Frequency Traders Under Scrutiny 美司法部调查高频交易 The U. S. Justice Department is investigating the relationship between high frequency trading firms and major exchanges -- and regulators in Washington and the state of New York are

发表于:2019-01-14 / 阅读(81) / 评论(0) 分类 VOA标准英语2014年(四月)

By Kane Farabaugh New York City 11 May 2007 watch Container Security report Security at container ports in the United States has been a major concern since the terrorist attacks in 2001. Bipartisan support in the U.S. Congress increased funding for

发表于:2019-01-31 / 阅读(90) / 评论(0) 分类 2007年VOA标准英语(五月)

By Paul Sisco Washington, DC 17 October 2007 Medical imaging and improved computer technology are significantly making the detection of heart disease easier, safer and better. VOA's Paul Sisco reports. Dr. James Earls is the medical director at Fairf

发表于:2019-01-31 / 阅读(58) / 评论(0) 分类 2007年VOA常速英语(十月)

10 Tips for Embracing Your Flaws Are your so-called flaws getting you down? It's time to start loving yourself for who you are right here, right now. Here are ten tips for embracing your flaws and accepting yourself completely. 1 Acknowledge what's b

发表于:2019-02-06 / 阅读(209) / 评论(0) 分类 阅读空间

SAN FRANCISCO, Aug. 17 (Xinhua) -- A hacker on Friday revealed a security flaw that he claimed could make Apple's iPhone particularly vulnerable to text message cheating. The flaw has existed since iPhone was first launched in 2007, and is still not

发表于:2019-02-09 / 阅读(71) / 评论(0) 分类 英语新闻