加州大学伯克利分校 美国
这是本月21日,加州大学伯克利分校的马修·沃克在圣迭戈举行的美国科学促进会年会上所作的发言。
So said U.C. Berkeley’s Matthew Walker February 21st at the meeting of the American Association for the Advancement of Science in San Diego.
该报告是中国国家税务总局和美国加州大学伯克利分校专家联合发布的。
The report was jointly produced by experts from China's State Administration of Taxation and the University of California, Berkeley.
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