单词：hypertrophic gingivitis
单词：hypertrophic gingivitis 相关文章
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
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AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the subject or the object of a sentence. We've los
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By Melinda Smith Washington, DC 05 October 2006 watch Athletes Heart Risk One of the leading causes of death among young athletes on the playing field or court is a heart condition called Hypertrophic Cardiomyopathy. But the results of a 25-year stu
2006年VOA标准英语（十月）
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
VOA标准英语2010年(五)月
AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the subject or the object of a sentence. We've los
英语单词大师-Word Master
AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the subject or the object of a sentence. We've los
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