用英文还是中文 中文的话 1 位于济南市以南山区的石灰岩是四亿年前形成的 the limestone in south of jinan city formed 4hundred million before 2 石灰岩由于角度问题，向下倾斜，因而形成火成岩 Limestone in mountains at an angle of about thirty degreesfrom south to north , so a lot of underground stones to igneous stones