| 单词 | Richter scale |
| 释义 | Richter scale/ˈrɪktə /noun Geology A numerical scale for expressing the magnitude of an earthquake on the basis of seismograph oscillations. The more destructive earthquakes typically have magnitudes between about 5.5 and 8.9; it is a logarithmic scale and a difference of one represents an approximate thirtyfold difference in magnitude.Each unit on the Richter scale represents a thirty-fold increase of energy....
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