大家都搜：
时间行星
1、brightest planet───最亮的行星
2、clockwork planet───发条行星
3、planet trees───行星树
4、planet bibi───阿姨的星球
5、giant planet───[天]巨行星
6、planet───n.(Planet)人名；(法)普拉内；(西、葡)普拉内特；n.行星
7、Mars planet───火星行星
8、coruscant planet───科洛桑行星
9、flaxy planet───亚麻星球
1、For the frist time, planet go around stars outside of our own Solar system, have been picture on camera.───在我们太阳系以外，绕恒星运转的行星首次被相机抓拍到。
2、Given enough time, the comet-like planet could theoretically evaporate away completely, but it would take about a trillion years.───只要有足够时间，跟彗星一样的行星最终会完全蒸发掉，但那大约需要一万亿年。
3、The rover should have at least one Martian year, to roam the planet, during which time it will collect, grind and analyze around 70 samples of rock and soil.───流浪者至少要待一个火星年，去漫步这个星球，在这期间，它将收集、研磨和分析大约70个岩石和土壤样本。
4、At the same time, today, the actions, and inaction, of human beings imperil not only life on the planet, but the very life of the planet.───同时，今天，人类的行动和不作为不仅危害地球上的生命，而且危害地球本身的生命。
5、At the same time, Planet X is getting closer to the sun while Mercury is the closest planet to the sun within our solar system.───同时，X星越来越接近太阳而水星是太阳系中最靠近太阳的行星。