Read Edit View history 围堰 wéiyàn cofferdam Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 围堰/圍堰 · wéiyàn · cofferdam 2026/03/04 围堰 / 圍堰 wéiyàn cofferdam a cofferdam 工程师们修建了围堰，以便在干燥的河床中进行施工。 noun created sense Mar 4, 2026, 02:25 AM