http://ezproxy.cityu.edu.hk/lo....gin?url=https://www.
https://muse.union.edu/2020-is....c080-roprif/2020/05/
Robot Vacuum Cleaner on Sale Robot vacuum cleaners are the ideal solution to keep your home tidy. They are great for removing pet fur, crumbs, and dust from floors made of hard materials like tile or wood and carpets with low pile. Newer models will feature navigation systems previously only available on high-end robots. They are also able to avoid obstacles and be controlled by an app. Find spot
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