例句與造句

1. A few paces off is an enormous pillar , and another ? seven in all down the length of the hall , supporing in the centre line the springing arches of the double groining
   幾步開外有根高大的柱子，接著又一根，再接著又是一根；大廳縱深一共豎著七根大柱，支撐著雙拱屋頂落在橫向正中的拱底石。
2. It's difficult to find spring arch in a sentence. 用spring arch造句挺難的