基本解釋等角拱詞組短語短語equilateral circular arch 等邊圓拱Gothic equilateral pointed arch 哥特式等邊尖拱Equilateral pointed arch 等邊尖拱gothic arch equilateral pointed arch 哥特式等邊尖頂拱equilateral arch更多詞組專業(yè)釋義土木建築工程等邊拱