![Severalplacesintheworldhavebecomefamousbecausepeoplethe...]( "Severalplacesintheworldhavebecomefamousbecausepeoplethe...")
- 问题详情：Severalplacesintheworldhavebecomefamousbecausepeoplethereliveaverylongtime.Theseplacesareusuallyinmountainousareas,farawayfrommoderncities.Doctors,scientists,andpublichealthexpertsoftentraveltotheseplacestosolvethemysteryofalong,healthylife;t...
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