1. Some celestial bodies similar to galactic nebulas but without any luminosity sometimes reveal their presence as dark patches obscuring the light of stars beyond them.
某些与银河星云相似但不发光的天体,有时看来象块黑色补丁,遮住了周围的星光。
-- 来源 -- 英汉 - 辞典例句
2. At the sides of the well the magnetic field lines are quite high and rise steeply above the galactic plane.
在井的四边,磁力线相当高,并急剧地升到银道面以上。
-- 来源 -- 英汉 - 辞典例句
3. At the current epoch in galactic history, star formation appears to take place in dark-cloud complexes.
在星系发展的现阶段,恒星的形成看来是在暗云复合体内进行的。
-- 来源 -- 英汉 - 辞典例句
4. The star to be moving rapidly, perhaps in an orbit around the densely concentrated stars of the galactic nucleus.
这颗星看来正在以高速运动着,其运动轨道大概就围绕着由高度密集的恒星所构成的银河系核心。
-- 来源 -- 英汉 - 辞典例句
5. The galactic center is a rich and complex source of infrared radiation in which interesting phenomena occur in great variety.
银河系中心是一个红外辐射丰富和结构复杂的源,在那里发生着各种各样的有趣现象。
-- 来源 -- 英汉 - 辞典例句
6. galactic halo
银晕
-- 来源 -- 英汉 - 短句参考
7. Astronomers usually assume that interstellar dust is closely confined to the galactic plane.
天文学家通常认为,恒星际星尘都是紧靠着银河平面的。
-- 来源 -- 英汉 - 辞典例句
8. galactic model
银河系模型
-- 来源 -- 英汉 - 短句参考
9. galactic cosmic rays
银河宇宙线
-- 来源 -- 英汉 - 短句参考
10. Galactic nebulas are masses of diffuse material within our galaxy.