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   English
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jumping jack ['ʤʌmpɪŋʤæk]
hockey. 跳动灵活的守门员
tech. 手持夯实器
jumping-jack
sport. 跳跃运动
jumping Jacks
heavy.eq. 嘣嘣跳游戏
 English thesaurus
Jumping Jack ['ʤʌmpɪŋʤæk]
sport., abbr. JJ