a geophysicist who studies earthquakes and the mechanical characteristics of the Earth
造句
用作名詞(n.)
Seismologist Stuart Sipkin with the US National Earthquake Center says he\\\'s not surprised by the string of quakes in these regions. 美國(guó)國(guó)家地震中心地震學(xué)家西金說(shuō)他并不對(duì)該區(qū)域連串的地震感到驚訝。