单词：Rubus sumatranus
n. 红腺悬钩子
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SCIENCE IN THE NEWS - Sumatran Tiger Zoo Director Lucy Spelman and Wayne Milner, great cat keeper, with Berani (Photo - National Zoo) Broadcast: January 15, 2002 The Smithsonian National Zoological Pa
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1. Virginia Tech gunman Cho Seung-Hui was picked on, pushed around and laughed at while attending a northern Virginia high school. Classmates say Cho almost never opened his mouth because of speech difficulties. 2. A long day in the witness chair fo
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美联社新闻一分钟2007
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