短语词组短語skew barrel arch 斜筒形拱inclined barrel arch 斜拱筒solid barrel arch WESTBANK 實躰拱solid -barrel arch 實心板拱skew - barrel arch 斜筒形拱solid barrel arch 實躰拱Multispan barrel arch 拱橋arch barrel 拱筒;拱形筒殼 返回 barrel arch