首页英语词典prismprism英英释意

prism

英 ['prɪz(ə)m] 美['prɪzəm]
  • n. 棱镜;[晶体][数] 棱柱

英英释意


1. a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms
2. optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image