“The precursor strategy will not work because earthquakes are too complicated and too infrequent.
“The precursor strategy will not work because earthquakes are too complicated and too infrequent.
“前兆战略无法工作，因为地震过于复杂、过于罕见。
“The precursor strategy will not work because earthquakes are too complicated and too infrequent.
“前兆战略无法工作，因为地震过于复杂、过于罕见。