Dai added, "I would be more moved if two buttons can be added to that interface, one turning a picture into white on black background, the other turning it black on white background."

戴昆补充道，“如果在那个软件界面里给两个键的话，又会让我们感动。一个键按一下就可以把这个图变成黑底白图，再按另外一个键，就变成了白底黑图。”

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Dai added, "I would be more moved if two buttons can be added to that interface, one turning a picture into white on black background, the other turning it black on white background."

戴昆补充道，“如果在那个软件界面里给两个键的话，又会让我们感动。一个键按一下就可以把这个图变成黑底白图，再按另外一个键，就变成了白底黑图。”

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