Model B: with sound insulating device, your good will will come true - close door, enjoy ventilation moment.

模式可通过加消音通风器实现关着门换气的美好愿望。

youdao

Model B: with sound insulating device, your good will will come true - close door, enjoy ventilation moment.

模式可通过加消音通风器实现关着门换气的美好愿望。

youdao