?排水截槽

... 排水井;集水坑;截流井：catchpit 排水截槽：cut-off drain 排水接驳系统：drainage connection system ...

?截水沟

... cut-off dike 截流堤 cut-off drain 截水沟 cut-off effect 截止效应 ...

?集水沟

... sales cut-off 销售截止 ; 销售终止点 cut-off drain 排水截槽 ; 截水沟 ; 集水沟 purchases cut-off 买截止 ; 采购截止日期 ...