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tri.ple5trIp76adj [not gradable]consisting of three parts, or being repeated twice三方的; 三重的Her trainer is a triple Olympic champion.她的教练是三届奥运会冠军获得者。There's a triple bill of Hitchcock films (= three films) on at the cinema next Sunday.下星期日有三部希区考克的影片在这家电影院上映。The number of one-parent U.S. households reached 10.1 million in 1991, nearly triple (= three times as large as) that of 1971.1991年美国单亲家庭的数量达到1, 010万，几乎是1971年的三倍。Triple glazing is three layers of glass in a door or window that are separated by air spaces to prevent heat escaping from a room or to reduce the amount of noise coming in from outside.三重嵌装玻璃The insulation from triple glazing is significantly greater than that from double glazing.三层玻璃导致的隔绝要比双层玻璃强得多。The triple jump is a sporting event in which the competitor jumps from one foot and lands on it, then jumps from one foot and lands on the other, and finally jumps with both feet.三级跳远She's the European triple jump champion.她是欧洲三级跳远冠军。He is Britain's leading triple jumper and is expected to win a medal in the European championships.他是英国头号三级跳远选手，人们期望他在欧洲冠军赛中赢一枚奖牌。
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