also advanced quantum theory
In 1917 he (Einstein) completed a paper of considerable import for all of physics: it not only laid down the basic principle of the laser some 40 years before the first such device was made but, more broadly, also advanced quantum theory.
基于1个网页-相关网页
also advanced quantum theory
还有先进的量子理论
以上为机器翻译结果，长、整句建议使用 人工翻译 。