单词:single step instruction
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[ti:UNIT 7 Know Our World Coming! Lesson 49: Let's Learn Geography!] [0:00.291]UNIT 7 [0:02.469]Lessons 49~56 Lessons 49~56 [0:05.445]Know Our World [0:07.187]You Will Learn 你会学到 [0:08.930]Functions 功能 [0:10.018]Talking About Numbers 谈论
Russian President Dmitri Medvedev has signed decrees granting formal recognition to the Georgian breakaway regions of Abkhazia and South Ossetia. But VOA Moscow correspondent Peter Fedynsky reports analysts say the move could promote separatism in R
By Suzanne Presto Irbil 17 June 2008 Iraqi government forces are preparing for the next phase of a planned crackdown on militants and outlaws in the capital of southeastern Iraq's Maysan province. VOA's Suzanne Presto reports from the northern city
Geophysicist Probes Ocean's Secrets Today, Pitman is a distinguished professor of geophysics at Columbia University, and the recipient of many of his fields most coveted honors. Even though he is now in his 80s, Pitmans animated manner makes it easy
New Treatment Potential Found in Popular TB Drug Scientists say new insights into a common tuberculosis drug will make it possible to shorten the treatment period for patients infected with TB. The drug pyrazinamide is widely used in combination with
KELLY MCEVERS, HOST: We're going to hear about something called geofencing. You might know about it. But if you don't, it's wireless technology that tracks mobile devices entering and exiting a specific area. Up to this point, it's mostly been used b