New type of mop head design, can be rotated 360-degree, easily get to anywhere.

新型拖布头设计，拖把可以360度旋转，方便清洁角落等平时难以清洁的地方。

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Use socks as a mop: If you run out of sheets for your wet/dry mops, just dampen an inside-out sock with cleaning solution, stretch it around the mop head and use it as you ordinarily would.

用袜子当拖把：如果干拖把或湿拖把的替换头用完了，可以将翻过来的袜子用洗涤液浸湿，伸拉开放到拖把头上，然后就像平常一样使用。

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The answer lies inside the mop-topped head of polymath Nathan Myhrvold, the chief executive of Intellectual Ventures, who gained fame and wealth in his 14 years at Microsoft, retiring as chief technology officer in 2000.

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