因为原始、人烟稀少，土壤多火山喷发后逐渐形成的。

来源: June0606 于 2013-05-10 20:18:02 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.

Change Ad Consent