| 释义 |
space debris短语¹¹⁴⁴⁶⁷⁺⁴
基本例句
空间碎片
The issue ofspace debrisis a big challenge to further expansion of space activities.空间碎片问题是人类进一步开展航天活动所面临的一个重大挑战。
They are concerned becausespace debriscan puncture the space station walls and jam mechanisms.他们关心空间碎片可以穿透空间站墙壁堵塞机构。 |