v.催化；促使
=catalyze(美).
These mostly rely on expensive platinum to catalyse the reaction. 这些在很大程度上依靠昂贵的铂作为催化剂来促进反应。
Officials hope crisis might also catalyse a welcome transformation. 官员们也希望危机促成有利的转型。
n.自动催化作用(链式反应扩大)
