短语词组短语concrete buttress 混凝土扶壁;混凝土扶墙arch buttress 飞拱;拱抹垛buttress out 尖灭ashlar buttress 琢石扶壁;详细翻译buttress weir 垛堰masonry buttress 圬工支墩buttress column 扶壁柱buttress pack 超前充填带pierced buttress 穿孔式扶壁 返回 buttress