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A book a day may keep dementia away, even if you read it as a kid. Because the study finds the exercise in the brain in any age may preserve memory. The work appears online Journal Rolonogy. Previous studies have shown that engaging in brain building
Scientific American(七)月
By Jeffrey Young Washington 13 September 2007 The process of voting and electing national and local officials begins with registering people as participants in elections. In this second segment of the How America Elects series, VOA's Jeffrey Young lo
2007年VOA标准英语（九月）
今天我们要学的词儿是buffer。 Buffer是缓冲的意思。Buffer state意思是缓冲国，buffer zone则指缓冲地带。以色列军方为了防止巴勒斯坦激进分子的火箭袭击，打算在加沙地带的边儿上建立一个缓冲
英语每日一词
Chinese President Xi Jinping has met with his Republic of Congo counterpart Denis Sassou Nguesso here in Beijing. The two have also overseen the signing of a number of agreements connected to trade, infrastructure construction, finance and culture. T
2014CRI中国国际广播电台
今天我们要学的词儿是buffer。 Buffer是缓冲的意思。Buffer state意思是缓冲国，buffer zone则指缓冲地带。以色列军方为了防止巴勒斯坦激进分子的火箭袭击，打算在加沙地带的边儿上建立一个缓冲
英语单词荟萃
The decision was made during a three day meeting of UNESCO from October 4 to 6 in Abu Dhabi, the United Arab Emirates, following a two-year process as part of the 2014-2015 nomination cycle during which 88 submissions from 61 countries were examined.
2015CRI中国国际广播电台