metabasalt

例句：

1. 1. This metabasalt is very useful for construction.
   这种基性玄武岩非常适用于建筑。
2. 2. The ancient city was built on a metabasalt foundation.
   这个古老的城市建立在一种基性玄武岩基础上。
3. 3.Metabasalt is a type of rock that can be used as a building material.
   基性玄武岩是一种可以用来作为建筑材料的岩石类型。