英和和英

a subterranean stream

the drift of the tide

the level of the surface of a body of water

continental drift

underground water

water flowing underground

the flowing tide

a pyroclastic flow

torrential erosion

an underground movement

the flow of the current 'Oyashio'

tidal wave

an undercurrent

a flow of a stratified fluid

deep water

the outward flow of the tide

sewage disposal

beneath the surface of the water

nonturbulent flow

a current that flows under the surface, called undercurrent

the water that is contained within the earth

ruffle the surface of the water

the water current caused by the tides

of water in a lake, sea or ocean, a rapid current

a big current of water

a water-basin （for flower-arrangement）

a whirling current or flow

a type of erosion in which a flowing river carves out a deep ditch or valley

flow under pressure

septic sewage