1·As geologists, we examine layers of sediment on the Earth' s surface to approximate the dates of past geologic time periods.
作为地质学家，我们研究地球表面的沉积层以估算过去地质时期的年代。
2·The moon's gravity is a sixth as strong as the earth's, so Chang'e-4's experiment was a test: would the earth plants know which way was up on the moon?
月球的引力是地球引力的六分之一，所以嫦娥四号的实验是一个测试：地球上的植物能知道月球上哪个是向上的方向吗？
3·The mist is like the earth "s desire."
浓雾仿佛是大地的愿望。
4·s Pet Earth game where the earth is your virtual pet to take care of. They say they donate a portion of the retail price and ad revenue to plant trees.
’s 地球宠物（Pet Earth）游戏，让你把地球当做一个虚拟宠物来饲养，他们声称会将零售额和广告收入的一部分用来种树。
5·Clumbus s contention that the earth was round turned out to be correct.
事实证明哥伦布认为 地球是圆的这论点是 对的.
6·Feel how you are coming into s state of Balance with the Earth.
感受你现在进入到一种与地球完全合一的全然状态。
7·Apollo 8's photographs of a little Earth, shining vulnerably in a great black emptiness, made people aware of the planet's fragility and helped to spur the green movement.
阿波罗8号所拍摄的一部分地球的照片，在巨大的黑幕中闪着微弱的光，让人类意识到地球的脆弱并催生了绿色运动。
8·In February, NASA? S shuttle Endeavour visited the space station to deliver a new room called Tranquility and an observation deck that provides stunning views of Earth from space.
今年二月，美国宇航局奋进号梭穿机携带“宁静”号节点舱及一个观察舱到达空间站，并为我们提供了从太空观测地球的惊奇景观。
9·Space Fence is envisioned as a network of ground-based S-band radars that will detect, track, measure and catalog thousands of objects in low-Earth orbit.
设想中的‘太空篱笆’为地基s波段雷达网络，将可探测、跟踪、测量和分类近地轨道成千上万的太空物体。
10·The MUOS Ground System provides communications and controls interfaces between the MUOS satellites and U. s. Department of Defense Earth-based communication networks.
MUOS地面系统在MUOS卫星和美国国防部地基通信网络之间提供通信和控制界面。