traditional theory

• 传统理论

traditional theory的用法和样例：

例句

1. The new evidence from developmental biology is particularly damaging to the classical theory that feathers evolved from elongate scales.
   其中，从前认为羽毛是由鳞片延伸而来的传统理论，在发生生物学的新证据面前尤其站不住脚。