中英释义：
双语例句
l 猎户星座中的马头星云是最著名的暗星云。
L The Horsehead nebula in Orion is the best-known dark nebula.
暗星云林德183位于巨蛇座，距离我们约325光年。
Dark nebula Lynds 183 lies around 325 light-years away in the constellation Serpens.
暗星云林德183位于巨蛇座,距离我们约325光年.
Dark nebula Lynds 183 lies around 325 light - years away in the constellation Serpens.
对暗星云的研究被一种新发现所推进。
The investigation of dark nebulas has been facilitated by a new discovery.
l 暗星云不仅本身不发光，而且会吸收所有的光线。
L Dark nebulae not only have no light of their won, they also soak up all light.