基本解释[土木建筑工程]截水（沟）管词组短语短语catch -water-drain 载水沟catch-water drain更多词组英英字典柯林斯英英字典 a channel cut along the edge of high ground to catch surface water from it and divert it away from low-lying ground catch-water drain剑桥字典catch-water drain柯林斯字典专业释义土木建筑工程截水（沟）管