A trapeze bar provides youngsters with the exercises necessary to build upper arm and abdominal strength, power they'll need to swing across those bars.
吊架能够让他们在玩的同时，练习臂力和腹力，这两种力量在玩吊架时都是必须的。
Jenney Thompson's giant circle with one arm on the uneven Bars is rated as a masterpiece.
詹妮·汤普森在高低杠上的单臂大回环简直是一个杰作。
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