initiator
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/ɪˈnɪʃieɪtər/
🇬🇧
/ɪˈnɪʃieɪtə(r)/
A person who starts a project or action.
John was the initiator of the charity event, gathering support from the community.
约翰是慈善活动的发起人,从社区中获得了支持。