... service drain 工作面排水沟 sewage drain 下水道,排污管 sewer pipe drain 污水排泄管 ...
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Pour a quart of warm water down basement drain so it fills the pipe and prevents sewer gases from seeping into your home.
往地下室下水道注入1夸脱的温水，这样做可以保证水管里面充满水，并防止下水道的沼气渗透到房子里。
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The material then bonds to the inside of the pipe and the resin cures or hardens, creating a new pipe within the pipe and restoring the integrity of the drain or sewer.
BBC: Sewer renovation work to begin in Glastonbury
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