请输入您要查询的英文单词:
单词
emission nebula
释义
WordReference Random House Unabridged Dictionary of American English © 2024
emis
′
sion neb′ula,
[
Astron.
]
Astronomy
a bright diffuse nebula that emits light as a result of ionization of its gas atoms by ultraviolet radiation, as the Orion Nebula, planetary nebulae, and supernova remnants, as the Crab Nebula.
随便看
contradictious
contradictiously
contradictiousness
contradictive
contradictively
contradictiveness
contradictor
contradictorily
contradictoriness
contradictory
contradistinction
contradistinctive
contradistinctively
contradistinguish
contraflow
contra-guide rudder
contrail
contraindicate
contraindication
contralateral
contralto
contraoctave
contraorbital
contraorbitally
contrapletal
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/11/19 3:55:32