论文部分内容阅读
美国民主党总统候选人奥巴马当选第56届美国总统,这位47岁的黑人成为美国历史上第一位黑人总统和首位非洲裔总统。
US Democratic presidential candidate Barack Obama was elected 56th US President, the 47-year-old black became the first black president in history and the first African-American president.