Definition of gully trap in English:

gully trap

noun

Australian

词汇	gully trap
释义	Definition of gully trap in English: gully trap noun Australian A device inside a domestic drain which prevents the return of noxious gases from waste that has flowed through it. the gully trap was inadequate to accept the flow of the three downpipes Example sentencesExamples In order to reduce the number of gully traps from rainwater connections in a combined system, a master gully trap may be used. The sheer volume of backed-up fury clogged inspiration like too many tea leaves in a very nasty gully trap. A variation on this arrangement, common in Scandinavia, is to use a floor gully trap in the bathroom, to receive flows from the washbasin and bath. The sewer main branch is detailed with required bends, junctions, and gully traps. I spent an hour cleaning out gutters and clearing gully traps and digging drainage channels.
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