A grid of white dots defines an in situ operation, MacKay River, west of the Mildred Lake Mine and near the left edge of the image.
白点组成的格子就是麦凯河原位矿井，位于米尔德里德湖矿的西边，在下图的左边缘。
Hidden within a grid of coloured dots is a similarly-coloured letter of the alphabet.
在彩色圆点网格中隐藏着一个相似颜色组成的字母。
Hidden within a grid of coloured dots is a similarly-coloured letter of the alphabet.
在彩色圆点网格中隐藏着一个相似颜色组成的字母。
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