1An award or honour for winning a group of three important events in a sport, in particular (in rugby union) victory by one of the four British home countries over all the other three in the same season.
三连冠（连赢三次重要比赛的奖励或荣誉，尤指在橄榄球联赛同一赛季中击败其他三个同为英国本国队的胜利）
the surfing year would finally culminate with the Hawaiian Triple Crown
Example sentencesExamples
The Breeder's Cup, not the Triple Crown, is the sport's true golden ring.
There probably won't be a Triple Crown winner in the majors this season, but a few players have a chance in the minors.
At international level the national side had its best season since the glory Triple Crown days of the 1980s and at European and Celtic League levels, the Irish provinces are feared.
And within two seasons of winning a Triple Crown in 1985, he had become ostracised by the decision-making core among the players.
Based on their strong starts, seven players have a chance to make a run at the Triple Crown this season.
2The papal tiara.
（教皇的）三重冕
Example sentencesExamples
The art book ‘Treasures of the Vatican’ has a photograph of this statue wearing vestments of gold and scarlet, and a gold triple crown that is studded with large jewels.
The pope is most often depicted in art wearing his crown, the Tiara, called the triple crown.
Definition of triple crown in US English:
triple crown
nountrɪplˈkraʊn
1An award or honor for winning a group of three important events in a sport, in particular victory by one horse in the Kentucky Derby, the Preakness, and the Belmont Stakes.
三连冠（连赢三次重要比赛的奖励或荣誉，尤指在橄榄球联赛同一赛季中击败其他三个同为英国本国队的胜利）
Example sentencesExamples
And within two seasons of winning a Triple Crown in 1985, he had become ostracised by the decision-making core among the players.
At international level the national side had its best season since the glory Triple Crown days of the 1980s and at European and Celtic League levels, the Irish provinces are feared.
The Breeder's Cup, not the Triple Crown, is the sport's true golden ring.
There probably won't be a Triple Crown winner in the majors this season, but a few players have a chance in the minors.
Based on their strong starts, seven players have a chance to make a run at the Triple Crown this season.
2The papal tiara.
（教皇的）三重冕
Example sentencesExamples
The pope is most often depicted in art wearing his crown, the Tiara, called the triple crown.
The art book ‘Treasures of the Vatican’ has a photograph of this statue wearing vestments of gold and scarlet, and a gold triple crown that is studded with large jewels.