标签：太空垃圾 相关文章

【英语时差8,16】太空垃圾

Last time we talked about how astronauts eat and drink under weightless conditions in space. Today we'll cover the next question kids love to ask-how do astronauts go to the bathroom in space? It may sound silly, but it's really a good question, beca

发表于:2018-12-27 / 阅读(54) / 评论(0) 分类 英语时差8，16

清理太空垃圾

Rob: Hello and welcome to 6 Minute English. Im Rob and joining me in the studio today is Jennifer. Welcome, Jennifer! Jennifer: Hi there. Now Rob, I believe our subject for discussion this week is a load of rubbish?! Rob: I wouldnt put it exactly lik

发表于:2019-01-07 / 阅读(72) / 评论(0) 分类 六分钟英语

双语：太空垃圾数量已达“临界点”

The amount of debris orbiting the Earth has reached a tipping point for collisions, which would in turn generate more of the debris that threatens astronauts and satellites, according to a US study released on Thursday。 NASA needs a new strategic p

发表于:2019-01-30 / 阅读(67) / 评论(0) 分类 实用英语
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