reigning champion

基本解释

It waddled towards the pool, looking less like a predator than like an elderly sumo wrestler tottering uncertainly towards a bout with a reigning champion.
它摇摇摆摆地走向水池，看起来不像是一个食肉动物，而更像是一个年老的相扑选手蹒跚地走向和卫冕冠军的一场较量。
The first prolonged and impassioned controversy in the Congress involving a pure food issue took place in 1886, pitting the reigning champion, butter, against a challenger, oleomargarine.
国会第一个持续长时间的激烈争论涉及1886年的纯净食品事件：占统治地位的黄油受到了代黄油的挑战。
It's just a nice feeling with the car around here, " added the reigning champion."
这是赛车在这里的一个很好的感觉。
www.f1-zone.net

Driver Steve Holcomb, the reigning world champion, surged to the lead after the first two runs Friday, setting a Whistler Sliding Track record in the process.