1、 The handle to lowercase.so is closed by dlclose and the DLL is unmapped from memory.
dlclose关闭到lowercase . so的句柄，并且从内存中取消dll映射。
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2、 Here, one hospital serves an entire region, and basic social infrastructure is largely unmapped.
该县只有一家医院，而且其基本社会基础设施也基本未被列入地图。
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