fundamental sum的用法和样例：
例句
- Digitalis glycosides are potent inhibitors of a fundamental and vital ion transport process, common to most cells.
洋地黄强心甙类是大多数细胞共有的基本和重要离子转运过程的强效抑制剂。 - For example, it is not success in the fundamental and derivational function of liver and kidney.
对肝肾的基本和衍生功能，就作的很不好。
