He maintains that the question of feeling boils down to whether or not animals are conscious.

他还坚持认为动物感情的问题，归根结底是动物是否有意识的问题。

youdao

He maintains that the question of feeling boils down to whether or not animals are conscious.

他还坚持认为动物感情的问题，归根结底是动物是否有意识的问题。

youdao