波士顿学院韦斯顿实验室主任约翰·埃贝尔注意到，从地震学角度说，现在似乎重现了上世纪中期的一系列地震。
John Ebel, director of Boston College's Weston Observatory, noted that seismically, the current period seemed to resemble the cluster of large earthquakes in the middle of the last century.
波士顿学院韦斯顿实验室主任约翰·埃贝尔注意到，从地震学角度说，现在似乎重现了上世纪中期的一系列地震。
John Ebel, director of Boston College's Weston Observatory, noted that seismically, the current period seemed to resemble the cluster of large earthquakes in the middle of the last century.
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