This particular newer model has a better intake vacuum system & motor, plus better brushes and the dust bin works more efficiently.
这款特别的新型号有一个更好的进气真空系统和电机，加上更好的刷子，使得打扫工作更有效率。
This particular newer model has a better intake vacuum system & motor, plus better brushes and the dust bin works more efficiently.
这款特别的新型号有一个更好的进气真空系统和电机，加上更好的刷子，使得打扫工作更有效率。
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