| nebula |
A large cloud of gas and dust in space. Most are dark and obscure the light from background stars. Others glow brilliantly from the energy of hot star within them.
출처: home.earthlink.net/~dreyna14/glossary.htm
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| nebulizer |
Electrical device to deliver aerosolized medication to the airway.
출처: www.iacpr.net/services/glossary_terms.php
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| nebula |
Any of many immense bodies of highly rarefied gas or dust in interstellar space.
출처: www.nmlites.org/standards/science/glossary_4.htm
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| nebula |
a large cloud of gas and dust in space that is the beginning of a star outer planets - the five planets farthest from the Sun
출처: whyfiles.larc.nasa.gov/text/kids/Problem_Board/pro...
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| nebula |
cluster of stars, or a cloud of dust particles and gases.
출처: school.discovery.com/curriculumcenter/solarsystem/...
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