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A quieter world during the lockdown 疫情封锁使地球更安静
地球本是一個喧嚣的地方,但新冠肺炎疫情的暴发让地球变得安静起来。这会带来一个什么样的意外之“喜”呢?
Humans are a really noisy species: hammering and digging, flying and driving, delivering heavy carg