catalysis是什么意思音标:英 [kə'tæləsɪs]美 [kəˈtælɪsɪs]

n. 刺激(或促进)作用, 催化作用
[化] 催化; 催化作用; 接触作用

n. acceleration of a chemical reaction induced the presence of material that is chemically unchanged at the end of the reaction