Read Edit View history 沉井 chénjǐng caisson Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 沉井 · chénjǐng · caisson 2026/03/04 沉井 chénjǐng caisson open caisson 桥墩通常采用沉井基础进行施工。 noun created sense Mar 4, 2026, 02:25 AM