champion

冠军、优胜者

She became the world champion at just nineteen years old.

她十九岁就成为世界冠军。

拥护者、捍卫者、斗士

He was a lifelong champion of workers' rights.

他一生都是劳工权益的拥护者。

拥护、支持、为……奋斗

The group has championed clean energy for over a decade.

这个团体推动干净能源已经超过十年。

冠军的、优胜的

Their champion swimmer will lead the team this season.

他们那位冠军泳将这一季将带领全队。