注意吸尘器的土袋是否已满，当土袋装满时，要及时更换土袋。

Change vacuum dust bags when they are full taking care that they are full.

youdao

注意吸尘器的土袋是否已满，当土袋装满时，要及时更换土袋。

Change vacuum dust bags when they are full taking care that they are full.

youdao