查询词典 nebulas

In the vast Orion Molecular Cloud complex, several bright blue nebulas are particularly apparent.

在龐大的獵戶座分子雲團內，有數個相當明亮的藍色星雲。

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。

Planetary nebulas - so called because some of them resemble a planet when viewed through a small telescope - are produced in the late stages of a sun-like star's life.

因其外观在小望远镜中类似行星，故名行星状星云。它们产生于类太阳恒星生命的最后阶段。

We will see more and more activist government policies that distinguish economic activities according to the nationality of the actors.

我们将看到越来越多激进的政府政策，这些政策根据企业的国籍来区分经济活动。

If we can prove the independence of an axiomatic system, then we can guarantee the conciseness of this system, ie.

如果能够证明某个一阶谓词系统的独立性，那么就能够保证该系统的建立是精炼的，即没有任何一条公理或推理规则是多余的。