"catalyst" 怎么发音

word

US

ˈkætəɫəst/, /ˈkætəɫɪst

KAT-uh-list

UK

kˈætɐlˌɪst

KAT-uh-list

释义

A catalyst is something or someone that causes a change or speeds up an event, especially by making a process happen faster in chemistry or by starting change in situations.

IPA 音标

美式英语

ˈkætəɫəst/, /ˈkætəɫɪst

英式英语

kˈætɐlˌɪst

简化发音

美式

KAT-uh-list

英式

KAT-uh-list

语境中听

A catalyst speeds up chemical reactions without being used up.

She was the catalyst for the new project at work.

Water can act as a catalyst in some processes.

His speech was the catalyst that got everyone talking about change.