在古埃及，双双对对凿尖的石头塔是进入庙宇门口的标志。

In ancient Egypt, pairs of tapering stone towers called pylons marked the entrances of temples.

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1962年，这座塔第一次修建，覆盖在外墙上的是薄薄的方形石头。

When the tower was first constructed in 1962, the exterior walls were covered with thin square stones.

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最后一组把石头放进金字塔。

The last group put the stones into the pyramid.

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