Adjective:

1. of or relating to or employing dialectic;

   "the dialectical method"
   

dialecticn.逻辑论证法；辩证法adj.辩证的

1. There is a dialectical relationship between language and culture.
   语言和文化之间存在着一种辩证关系。
2. There are always two sides to a coin, which is the essence of dialectical thinking.
   凡事都存在正负二个方面，可谓物极必反，就是所谓的辩证。