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来源:雅诚德英语网
Four thousand years ago, the vernal equinox was calculated using the shadows of the pyramids.
四千年前,金字塔的阴影被用来计算春分。
Four thousand years ago, the vernal equinox was calculated using the shadows of the pyramids.
四千年前,金字塔的阴影被用来计算春分。