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有多少人有染头发的习惯?经常听说染发剂会对人体造成伤害.英国每日邮报的一篇报道说,现在有了一种新的染发技术,只需按下一个按钮.
The Daily Mail: Dying your hair can be time consuming and expensive, not to mention damaging. So most women would welcome a new invention that could change their hair colour at home at the touch of a button.
Scientists have taken the first step to making this possible and believe that a device similar in appearance to hair straighteners or flat irons, could be used to colour and even press a pattern into your hair in the future.
