by means of scientific methods and principles. "scientifically proven treatments"
adverb [方式副词]系统地;合乎科学地;学问上
The parts of the enterprise which are scientifically the most exciting are unlikely to be militarily useful. I am thinking here of the development of new kinds of lasers. 这份计划中,从科学角度看最让人兴奋的部分在军事上却可能无用。我指的是新型激光开发。