Adverb:

1. with respect to function;

   "the two units are functionally interdependent"
   

functionaladj.功能的；实用的；起作用的n.【数】泛函functional term函数项functional pins功能引线functional tree功能树functional unit功能组件,操作部件functional part操作部件functional cyst功能性囊肿functional type功能型functional name功能性命名functional mode工作状态functional pole功能极

1. You and your zombie twin are functionally indiscernible.
   你和你的人偶副本是功能上不可区分。
2. These must be arranged in a functionally correct manner and neatly separated.
   这些必须用一个功能上正确的方法和整齐的分类去安排。