This is relatively small. A typical on-shore wind turbine generates 2-3 megawatts.
To give some detail, it’s /var that is writable, and mutable directories will have symbolic links pointing to subdirectories of /var:
，更多细节参见同城约会
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往年春节，很多养宠人回到老家后，只能隔着摄像头和家里的猫狗“拜年”。手机屏幕里是空荡的客厅，屏幕外是放不下的牵挂。人团圆了，它却在城市里独自过年。