对于每一块瓷砖，他能移动到附近四个方向的一块瓷砖上。

From a tile, he can move to one of four adjacent tiles.

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Hong博士没有透露他使用的是那种化学物质，但这种机器人的移动速度的确惊人，它也能像“化学机器人”一样挤过小于自身原始直径的小孔。

Dr Hong will not yet say which chemicals he USES, but the robot moves impressively fast. It can also, like the Chembot, squeeze through openings smaller than its initial diameter.

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他是一个有一个铁块重物在其中的移动手机形状的盒子，并且我们能能移动他。

It is a mobile phone-shaped box that has an iron weight inside, which we can move.

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