regular pattern of structure的用法和樣例：
例句
- This paper describes the historical causes of spring forming in the aspect of the geological structure.
本文從地質構造方面敘述了泉水形成的歷史成因。 - Northern Xinjjiang is characterized by complicated geologic structure and intense volcanic activities of Palaeozoic.
新疆北部地質構造複雜，古生代火山活動很強烈。
