| 单词 | special theory of relativity |
| 释义 | special theory of relativityˌspecial ˌtheory of relaˈtivity noun [singular] science, physics the first of Einstein’s two scientific descriptions of the relationship between matter, time, and space, which shows that mass and energy are related and that time, dimension, and mass are affected by speed. The theory is based on the ideas that the speed of light in a vacuum does not change and that the rules of physics are the same everywhere in the universe. |
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