This substance may originally have been ejected from the small, dark outer moons of Saturn during impacts with space debris.

这个物质最初可能是由于一些土星外围其他的颜色较暗的小卫星撞击而产生的残骸。

属类：英汉句库-article.yeeyan.org-

Such abodes of life may lie on other planets and moons throughout our galaxy, throughout the universe, and even beyond.

这些载有生命的行星和卫星可能遍布我们的银河，遍布整个宇宙，甚至遍布宇宙之外。

属类：英汉句库-article.yeeyan.org-

Such large moons could form on their own and later be captured by a more massive planet’s gravity to become a satellite.

这样大小的卫星可以自己首先形成，然后被一个更大体积的行星的引力所捕获成为它的卫星。

属类：英汉句库-article.yeeyan.org-

For this reason the first calendar was a lunar (moon) one and the year was made up of twelve "moons " .

正是由于这个原因，最早的年历就叫阴（月）历，一年由十二个月组成。

属类：综合句库--

Here, on the surface of Mimas, one of Saturn’s moons , lies Herschel Crater.

作为土星最大的卫星，中土卫的表面还有天王星留下的火山口。

属类：英汉句库-article.yeeyan.org-