Each stone was marked with a number.

每块石头标有一个数字。

youdao

First, each stone was marked with a number.

首先，每一块石头都要标上数字。

youdao

In each stone she could see the Outlines of a great city.

从每块石头身上，她都可以看到一个伟大城市的轮廓。

youdao

We paint a number on each stone, then we carve the number on the stone.

BBC: Piecing together puzzles in Cambodia

Using computerized measuring equipment, the AGS verified that each stone was cut and polished to rigorous standards.

FORBES: Stones on fire

Then we take pictures of each stone, do hand-drawings and put the pictures and drawings on the computer.

BBC: Piecing together puzzles in Cambodia