| 单词 | earthquake swarm |
| 释义 | > as lemmasearthquake swarm earthquake swarm n. Geology the occurrence in a place of a large number of minor earthquakes in a relatively short space of time (typically days or weeks), with no one earthquake being identifiable as the main shock; cf. swarm n. 2c(b). ΚΠ 1904 Trans. Inst. Mining Engineers 24 648 Only a few weeks of tranquillity intervened before another ‘earthquake-swarm’ visited the same district, but extended this time into the Egerland. 1958 C. F. Richter Elem. Seismol. i. vi. 71 Certain localities are..visited by earthquake swarms, long series of large and small shocks with no one outstanding principal event. 2005 N.Y. Times (National ed.) 13 Mar. v. 17/1 Activity on Dominica has included shallow earthquake swarms associated with movement of magma. < as lemmas |
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