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。
Many scientists believe that lunar craters were formed by the collision of meteors and comets against the moon . 许多科学家相信，月球坑穴是流星和彗星碰撞月球所造成的。
With the help of no more than binoculars it is easy to distinguish the two main kinds of lunar landscape . 用不着使用双筒望远镜，就可以容易地分辨出月球上的两种主要景象。
In view of the moon's size, he suggests that the lunar interior is nowhere near as hot as that of the earth . 考虑到月球的大小，他提示说月球内部没有任何地方象地球内部那样热。
In comparison with the classical lunar theory the motion of an earth satellite offers important practical differences . 与经典的月球理论相比较，地球卫星的运动有显著的实际差别。
The present payload consists of a lunar ex cursion module, a service module, a command module and a launcn escape system . 现在的有效载荷包括登月舱，服务舱，捍舱和发射逃逸系统。
The present payload consists of a lunar excursion module, a service module, a command module and a launch escape system . 现在的有效载荷包括登月舵、服务舵、指挥舵和发射逃逸系统。
The pale lunar touches which make beauties of hags lent divinity to this face, already beautiful . 那种淡白的月光，本来能叫老丑的妇人变为美人，现在把这副原本就姣丽的面孔，更映照得天神一般了。
The names of the various lunar formations and lunar landscapes mostly date back to the early history of visual lunar observation . 各种月面结构物和地形的名称，大都起源于月球目测观测史的早期。
From lunar occultation experiments at infrared wavelengths, it has been determined that the dust shell can be represented by two components . 通过红外波段的月掩星观测，已经确定该尘埃壳是由两个成分原组成。
