| 词汇 | space-junk |
| 释义 | space junk noun[ U ] uk /ˈspeɪs ˌdʒʌŋk/ us /ˈspeɪs ˌdʒʌŋk/ unwanted objects or material left in space by human activity, such as pieces of old or destroyed equipment: 太空垃圾 There is growing concern about the threat space junk poses to spacecraft. 人们越来越关注太空垃圾对航天器的威胁。 At first I thought the object was a falling piece of space junk.起初我以为这个物体是一片掉落的太空垃圾。 The space station Mir became the largest piece of space junk ever to fall to Earth. The computers' tasks include tracking satellites and space junk. The objective, scientists say, is to gain insight into the effects of orbiting space junk on satellites. Agencies that fly satellites must follow rules to dispose of them in ways that minimize space junk. The Earth & outer space - general words ablate alluvium anti-gravity atmosphere atmospherically auroral geo- geocentric horizon hydrosphere infinite ionospheric lithosphere lithospheric macrocosm mesosphere mesospheric the Big Bang underground zero gravity |
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