单词:bestrophin
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Mike: So Dusty, we were talking earlier, and you're telling that you're into marine biology, and that's kind of your background. So, tell me a little bit about why you like - what's your fascination with marine biology? Dusty: Well, the main thing is
Besties, Buds, BFFs ... Friends! Now, the VOA Learning program Words and Their Stories. Language changes over time. Many words and expressions have changed over the centuries. But the word friend has stayed the same. It is a rare example in the Engli
One of the most popular books in the United States right now is by an author who has been dead for a century. The Autobiography of Mark Twain is the first of three volumes which make up writer Samuel Clemens' final work. On hold for 100 years This is
Mike: So Dusty, we were talking earlier, and you're telling that you're into marine biology, and that's kind of your background. So, tell me a little bit about why you like - what's your fascination with marine biology? Dusty: Well, the main thing is
By Phuong Tran Dakar 13 April 2007 A change in U.S. visa policy is giving citizens in the West African nation of Burkina Faso a chance to make more frequent trips to the United States. Businessmen and others who travel often to the United States can
Since the April 20 explosion and fire that sank the BP Deepwater Horizon off-shore oil rig, about 800,000 liters of crude oil a day have been spewing from the broken well into the Gulf of Mexico. The massive spill is threatening marine life, commerci