赛事主办方为这场拳击比赛投入了大量资金。

The ___promoters invested heavily in organizing this boxing match.

这些活动推广者为社区健康项目筹集了大量资金。

The ___promoters raised a lot of money for the community health project.

这种化学物质作为催化剂的有效促进剂，加速了反应速度。

This chemical acts as a ___promoter to speed up the catalytic reaction.