英文：Strains in the earth's crest seem to pile up, mail the rock formations break with cracks into new positions, often causing large natural earthquakes.
中文：地殼的應力似乎在積累着。直到岩層産生裂縫移位為止, 這往往全引起大的自然地震。
英文：How you monitor and predict earthquakes, how you've made such strides in researching the cause and treatment of cancer.
英文：As we have seen, the earthquakes in the world are confined to fairly definite zones, and it is only in these regions that severe damage will be done.
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