Shaft to ventilation and excavation, repair qanat soil when used.
豎井是為了通風(fēng)和挖掘 、 修理坎兒井時(shí)提土之用的.
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Qanat leads to an underground river, so the desert into an oasis.
坎兒井引出了地下河水, 使沙漠變成綠洲.
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These are the qanat mouth of the shaft.
這些就是坎兒井的豎井口.
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