我也曾参观过伦敦市中心索霍区的马克思故居、大英博物馆内著名的“马克思的脚印”，踏寻伟人的历史足迹。

I went further to retrace the steps of this great thinker and mentor. I visited his central London home in Soho and toured the British Museum to see where Karl Marx wrote and studied.

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当前(尤其是在Linux或者起源于BSD的OS上)，Rexx的那些大部分早期实现，主要作为历史足迹为人们所关心。

Nowadays (especially on Linux or BSD-derived OS's), most of those older implementations of Rexx are primarily interesting as historical footnotes.

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地板由粗糙大理石制成，本地考古学家留下的所有足迹都将被保留在原来位置，以保护现场和谐，并作为考古学家历史足迹的见证。

The floor stone is in rough marble, and any existing foot print of local archeological remains will be kept at original location to preserve site harmony and archeological historical respect.

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