Cancellous stone: water stone, flower, pumice, coral rock, etc.

松质石料：吸水石、芦管石、浮石、珊瑚石等。

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The ancients cloud "no stone is not show, room no stone indecent, mountain not stone, water stone."

古人云“园无石不秀，室无石不雅，山无石不奇，水无石不清。”

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When they dropped a stone into a wide tube, the water level raised in a connected narrow tube.

当他们把一块石头扔进一个粗试管时，相连的一个细试管里的水位上升了。

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one photo shows a street light reflected in water on a stone pathway.

VOA: special.2009.11.20

Remnants of its 74 stone locks, as well as brick aqueducts that brought it water from the river,remain.

VOA: standard.2010.04.29

Infy has been trying to tap water from a stone, and surprised everyone by succeeding.

FORBES: After Earnings Beat, Is Infy Ready For Turnaround?

Like water over a stone, they can slowly but steadily wear away some of the mistrust and acrimony.

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The limestone used to build the 3rd century structure is being eroded by the elements and suffers particularly from frost-thaw - when water enters the stone then freezes and melts.

BBC: Lincoln's Newport Arch suffers winter damage