求翻译：双井桥位于虎丘剑池上，建于南宋，为单孔拱桥，桥面由块大青石板铺就，高悬剑池上方十数米处，桥上有两个并列的圆孔，可以用吊桶向下提水，是虎丘著名的历史景观。是什么意思？

Shuangjing bridge is located on Tiger Jianchi, built in the Southern Song Dynasty, as the single-hole arch bridge, bridge paved by the large blocks of quartzite, hanging Jianchi dozen meters above the bridge there are two parallel holes, you can use put down the bucket of water, is Tiger Hill famous

Double-tseng bridge is located in the famous sword pools, built during the Southern Song dynasty, as a single hole arched bridges and decks from Daechong piece slate paved with sword, hanging over a few meters from the pool, 10 Parties on the bridge, there are two sets of holes that can be used, and

Double well bridge site Yu Huqiu in the sword pond, constructs at the Southern Song Dynasty, is the single-hole arched bridge, the bridge floor by the block mayflower glorybower flagstone shop, Gao Xuanjian above the pond ten several meters place, on the bridge have two compound round holes, may use

Shuangjing bridge located on Tiger sword pool, built in the Southern Song dynasty, as a single arch bridge, bridge deck by the large Bluestone banpu, hangs in the sword pool above the a dozen metres, the bridge has two side-by-side circular hole, you can use a water bucket down, is a famous historic

The twin-well bridge is built in the Southern Song Dynasty on sword pool of the tiger mound, it is the arch bridge of the single hole, the bridge floor is laid by a big blue and green slabstone, hang sword ten several under pool high, bridge there are two round holes stood side by side, can mention