pseudopericyclicWiktionary 原文英美构词拆解pseudopseudo-前缀pericyclicpericyclic词干pseudo-False; not genuine; fake. · (proscribed) Quasi-; almost.词源说明From pseudo- + pericyclic.释义形容词adjective1(chemistry) Describing a transformation within a cyclic array of atoms in which bonding and nonbonding orbitals exchange roles