| 释义 |
Owl Nebula
基本例句
夜枭星云
One of the fainter objects in Messier's catalog, theOwl Nebulais a planetary nebula, the glowing gaseous envelope shed by a dying sun-like star as it runs out of nuclear fuel.在梅西尔的目录中，猫头鹰星云是一个暗淡的行星状星云，发光气体罩遮盖着一个正在死亡的类太阳恒星，其已耗尽了内部核燃料。 |