Originally a mother's song, pulled open unexpectedly the window blind.

原来妈妈的一首歌，竟把窗帘拉开了。

youdao

The utility model can be set into an air-saving window or blind drift block.

本实用新型还可以设置成节风窗、盲巷封闭。

youdao

The utility model can be set into an air-saving window or blind drift block.

本实用新型还可以设置成节风窗、盲巷封闭。

youdao