The Oort Cloud is the origin of long period comets.
奥尔特云是长周期彗星的起源之处。
单词 | long period comet |
例句 |
原声例句
Crash Course 天文篇 The Oort Cloud is the origin of long period comets. 奥尔特云是长周期彗星的起源之处。 Crash Course 天文篇 However, calculating how many there are using long period comet observations, you wind up getting about 400 billion. 然而,如果用长周期彗星观测来计算有多少彗星,你最终会得到大约4000亿颗的答案。 Crash Course 天文篇 Instead, their orbits are tilted in all different directions, more like the way long period comets are scattered around the Sun. 相反,它们的轨道向各个不同的方向倾斜,更像长周期彗星分散在太阳周围的方式。 |
随便看 |
英语例句辞典收录519880条英汉例句词条,基本涵盖了全部常用单词的造句方法及例句,是英语学习的有利工具。