| 单词 | electromagnetic waves |
| 释义 | electromagnetic wavesWaves composed of undulating electrical fields and magnetic fields. The different kinds of electromagnetic waves, such as light and radio waves, form the electromagnetic spectrum. All electromagnetic waves have the same speed in a vacuum, a speed expressed by the letter c (the speed of light) and equal to about 186,000 miles (or 300,000 kilometers) per second. Words nearby electromagnetic waveselectromagnetic radiation, electromagnetics, electromagnetic spectrum, electromagnetic unit, electromagnetic wave, electromagnetic waves, electromagnetism, electromechanical, electromechanical dissociation, electromerism, electrometallurgy The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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