identity function for slices that are already allocated in the heap.
can’t be allocated on the stack, because the stack frame for extract，详情可参考heLLoword翻译官方下载
截至目前，《桃源村日志》的营收刚够还完那50万贷款，尚未覆盖全部成本。发行方说，只要活下去，将来回本不成问题。，更多细节参见WPS官方版本下载
大约20分钟后，17位村民陆续涌到山沟里，将那头牛五花大绑，横竖穿插了三根木桩，再在牛身上绑两条长绳，绳头各自由几个男人牵引往上拽。为确保每个人都能搭把手，男人们之间挤得密密实实，以至于我都看不见被围在中间的牛。
In a report on Thursday, NBC News interviewed residents fighting to shut down xAI's turbines. They confirmed that xAI operates the turbines day and night, allegedly tormenting residents in order to power xAI founder Elon Musk's unbridled AI ambitions.