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- Lunar Touchdown System 登月着陆系统
- The end gathered in the pass and went over for a touchdown. 后卫接住传来的球，并跑过底线触地得分。
- A lunar occultation of a quasar. 类星体的月星掩测定
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- A month, especially a lunar month. 太阴月一个月，尤指阴历的月
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
- Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The star halfback hauled down the pass for a touchdown. 那位明星中位接住远传球触地得分。
- The drainage system has been aged. 排水系统已经老化了。
- A luminous spot on a lunar halo. 幻月，假月月晕上的光斑
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- This is a highly efficient new heating system. 这是个高效的新取暖系统。
- The astronauts piloted their craft down to the lunar surface. 宇航员驾驶宇宙飞船在月球表面降落。
- He's mute on the subject of social system. 他对社会制度的问题保持沉默。
- He said he used this system in the year dot. 他说他很久以前用过这个系统。
- The team was behind, but at the last minute Sam saved the day with a touchdown. 这个队落后了，但在最后时刻塞姆底线得分转败为胜。
- Our manager is conversant with account system. 我们的经理精通会计制度。
- The Tigers broke the ice with a touchdown. 虎队首先底线得分，打破僵局。
