短语词组短语skew barrel arch 斜筒形拱inclined barrel arch 斜拱筒solid barrel arch WESTBANK 实体拱solid -barrel arch 实心板拱skew - barrel arch 斜筒形拱solid barrel arch 实体拱Multispan barrel arch 拱桥arch barrel 拱筒;拱形筒壳 返回 barrel arch