catalyst

名詞

1. 1

   催化劑、觸媒化學

   The reaction speeds up dramatically when a catalyst is added.

   加入催化劑後，反應速度大幅加快。

2. 2

   催化劑、導火線、promoter

   Her speech became the catalyst for a nationwide protest movement.

   她的演說成了全國抗議運動的導火線。