青云翻译

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Wang Xintong by investigation and described of problem is about hostels lighting ventilation of situation, may appeared of has two species situation, a is long time no Sun according to into hostels, also has is hostels extreme drying or extreme wet, was investigation students in the, learn known fou

Wang Xintong investigates and the narration question is the related dormitory natural lighting well ventilated situation, possibly appears has two kind of situations, one kind is the long time does not have the sunlight according to enter the dormitory, but also has is the dormitory extreme dry or e

正在翻译，请等待...

Wang Xintong by investigation and described of problem is about hostels lighting ventilation of situation, may appeared of has two species situation, a is long time no Sun according to into hostels, also has is hostels extreme drying or extreme wet, was investigation students in the, learn known fou