Space junk
01
太空垃圾, 空间碎片
pieces of old satellites, rockets, or other objects that are left floating in space and no longer serve any useful purpose
例子
Scientists are developing new ways to remove space junk from orbit.
科学家们正在开发从轨道上清除太空垃圾的新方法。
Space junk poses a serious threat to active satellites.
太空垃圾对活跃的卫星构成严重威胁。
