collecting channel〔名词〕总渠,集水沟详细»
collecting channel〔名词〕总渠,集水沟,集水槽详细»
集水沟collecting channel;collecting gutter;collecting passage;collector ditch;collector drain详细»
集水沟catchwaterdrain;collecting channel;collecting gutter详细»
集水沟collecting channel;collecting gutter;collector ditch;sump gully详细»