单词 photal 释义 photal, a. rare.|ftl|[f. Gr. ῶ, - light + -al1.]= photic.1877E. R. Conder Bas. Faith iii. (1884) 121 Physical forces—gravitation, cohesion, molecular vibration, photal vibration, and so forth.{var l=document.getElementsByTagName("link"...