Synset:c speed of light
Hypernyms:constant speed velocity
Inherited Hypernyms:speed of lightconstantnumberdefinite quantitymeasureabstractionentity
Inherited Hypernyms:speed of lightspeedratemagnitude relationrelationabstractionentity
| 单词 | light speed |
| 释义 | Light Speed nnoun.timethe speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second Synset:c speed of light Hypernyms:constant speed velocity Inherited Hypernyms:speed of lightconstantnumberdefinite quantitymeasureabstractionentity Inherited Hypernyms:speed of lightspeedratemagnitude relationrelationabstractionentity |
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