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- Kuiper Belt in addition to discrete disk ecliptic, the sun circle and still hypothetical Oort cloud. 在柯伊伯带之外还有黄道离散盘面、太阳圈和依然属于假设的奥尔特云。
- There it causes havoc in the Oort Cloud, a huge region surrounding the solar system that contains billions of bits of cosmic rubble left over from the formation of planets. 在那里，它引起了奥尔特云的浩劫，奥尔特云是一个巨大的围绕太阳系的区域，里面包含了数十亿从行星形成中分离出来的宇宙碎块。
- I believe it is likely that this is because the Oort Cloud is being disturbed by a massive body that is throwing comets out of stable orbits, a small fraction of which could reach the Earth. 我认为这可能是由于奥尔特云受到一个正在把彗星抛出稳定轨道的大天体的扰动，其中一小部分彗星可能会到达地球。"
- But it would play a big role in the way comets made their way from their birth places in the planetary disc out to the Oort Cloud and on now they can return to the inner solar system. 但是，在彗星从它们在行星盘的诞生地前进到奥尔特云的方式上，以及它们能返回太阳系内部的途径上，这颗星扮演着重要的角色。"
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- Most of the comets congregated either in the Kuiper Belt, which starts around Neptune, or farther out in the so-called "Oort Cloud." 大多数着星要不聚集成古比皮带，开始围绕海王星旋转，要不就在更外层的地方聚集成所谓的“奥尔特云”。
- Most of the comets congregated either in the Kuiper Belt,which starts around Neptune,or farther out in the so-called "Oort Cloud." 大多数着星要不聚集成古比皮带，开始围绕海王星旋转，要不就在更外层的地方聚集成所谓的“奥尔特云”。
- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- from their birth places in the planetary disc out to the Oort Cloud and on now they can return to the inner solar system. 到奥尔特云的方式上，以及它们能返回太阳系内部的途径上，这颗星扮演着重要的角色。"
- There are several kinds of cloud formations. 云层的构成方式有好几种。
- The couple seemed to be on cloud nine. 那对夫妇看上去极其幸福。
- The sun disappeared behind a cloud. 太阳消失在一片云后面。
- 9.Most of the comets congregated either in the Kuiper Belt, which starts around Neptune, or farther out in the so-called "Oort Cloud. 大多数着星要不聚集成古比皮带，开始围绕海王星旋转，要不就在更外层的地方聚集成所谓的“奥尔特云”。
- The wind dispersed the cloud from the sky. 风吹散了天上的云。
- He was on cloud nine after winning the competition. 他在比赛获胜後欣喜若狂。
- The banks of dark cloud promised rain. 天上片片乌云，就要下雨了。
- 9. Most of the comets congregated either in the Kuiper Belt, which starts around Neptune, or farther out in the so-called "Oort Cloud." 大多数着星要不聚集成古比皮带，开始围绕海王星旋转，要不就在更外层的地方聚集成所谓的“奥尔特云”。收藏指正
- The sun disappeared from view behind a cloud. 太阳被云遮住看不见了。
- Thick cloud blotted out the view. 云层把风景遮住了。
- A cloud of locusts hit the farm. 大群蝗虫袭击了那个农场。
