英语语法分析

The river in San Antonio winds through the middle of the business district, and the River Walk, or Pasco del Rio, is the city's most popular attraction.

圣安东尼奥的河蜿蜒穿过商业区的中心；而河边的步行街，也就是 Pasco del Rio，是这座城市最受欢迎的景点。

Cerro DE Pasco has been mined, mainly for silver, lead and zinc, since the 17th century.

从17世纪开始，塞罗迪·帕斯科镇一直在进行矿井开采，主要是银、铅和锌。

The reason: the town of Cerro de Pasco, some 35kms (22 miles) away, is being eaten up by opencast mining.

理由是：距离该地35公里（22英里） 远的塞罗迪帕斯科镇正在被露天开采的矿井吞噬。