| 单词 | inverse-square law |
| 释义 | inverse-square lawˌinverse-ˈsquare ˌlaw noun [countable] science, physics a principle of physics that describes how the strength of something such as a force or light changes in inverse (=opposite) relation to the square (=a number multiplied by itself) of the distance to the place that it comes from. Therefore, when the distance of light from its source doubles, the light is only 1/4 as strong. |
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