space debris 空间碎片
- Space debris includes thousands of inactive satellites, fragments of broken up spacecraft and equipment lost by astronauts.
太空碎片包括失效卫星、数以千计的飞船碎片和航天员丢失的设备。 - Hare-brained schemes for cleaning up space debris have been batted around for some time, but Russia has finally put some money down on a real project.
关于清理太空垃圾碎片的各种花哨计划已经存在不少时间了,但俄罗斯终于决定为一个现实的项目投入资金。 - A similar phenomenon holds true for the moon's 30 major mountains that are a byproduct of the crustal uplifting and ejecta from titanic impacts of space debris.
相似的情景同样曾发生在月球30个主要的山脉上。 它们是太空碎片猛烈碰撞导致的月壳抬升及其喷射物的副产品。
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