太太，这些货物具有表面光滑的特点。
These goods, madam, are distinguished by their smooth surface.
以前，大金字塔表面光滑的白石灰石非常耀眼。
The surface of his pyramid used to shine with smooth white limestone.
以前，大金字塔表面光滑的白石灰石非常耀眼，塔的顶端很尖。
The surface of his pyramid used to shine with smooth white limestone, and its top came to a sharp point.
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