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vt. 抚慰；使安静 | vi. 变安静
n. 四日热 | adj. 每四天的；每第四天复发的
Quhistan or Kohistan ( 'mountainous land') was a region of medieval Persia, essentially the southern part of Greater Khorasan. Its boundaries appear to have been indeterminate, and the term generally seems to have been applied loosely.
Quhistan:
From Persian ?????? ?(Qohestan).
来自波斯语??????.
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