The Lascaux caves, in the Dordogne region of France, may have the answer. There you can see a painting of a red cow with a black head high on one of the walls.
法国多尔多涅河地区的拉斯科洞穴中也许就有这些问题的答案：在那里的一面墙壁上，你能看到一头红色的母牛，它黑色的牛头高高扬起。
All quiet, curtains down at the lower Windows, servants out of sight, and nothing human visible but a curly black head leaning on a thin hand at the upper window.
那边的房子静悄悄的，下边的窗户垂着窗帘，没看到佣人，只有一颗黑色卷发的脑袋用手撑着出现在上面的窗口。
All quiet, curtains down at the lower Windows, servants out of sight, and nothing human visible but a curly black head leaning on a thin hand at the upper window.
那边的房子静悄悄的，下边的窗户垂着窗帘，没看到佣人，只有一颗黑色卷发的脑袋用手撑着出现在上面的窗口。
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