笔记：unprecedented scale 史无前例的规模
it refers to a massive digital sex crime that has shaken up the country due to its unprecedented scale and violence. 它指的是大规模的数字性犯罪，其空前的规模和暴力震撼了整个国家。
This is a social experiment on an unprecedented scale. 这一社会实践的范围是史无前例的。
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