Actually it is a way of reviviscence by ancient Chinese Dow hermits.
事实上这是一种中国古代道家养生术内倒转河车，返老还童之方法。
The reviviscence of accumulation landslide along bedrock surface is a common geological hazard.
堆积层滑坡沿基岩面再次滑动是一种常见的地质灾害。
The reviviscence of accumulation landslide along bedrock surface is a common geological hazard.
堆积层滑坡沿基岩面再次滑动是一种常见的地质灾害。
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