加入我的电话今天是博士哈雷奔驰，科学家-在负责与国家地震资讯中心与美国地质勘探局。
Joining me by phone today is Dr. Harley Benz, Scientist-in-Charge with the National Earthquake Information Center with the USGS.
加入我的电话今天是博士哈雷奔驰，科学家-在负责与国家地震资讯中心与美国地质勘探局。
Joining me by phone today is Dr. Harley Benz, Scientist-in-Charge with the National Earthquake Information Center with the USGS.
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