sack race
noun [ C usually singular ] uk/ˈsæk ˌreɪs/ us/ˈsæk ˌreɪs/
套袋赛跑（双腿套在布袋里，用手抓着袋子进行跳跃式赛跑）
a race in which people jump along with both legs in a cloth sack that they hold up with their hands
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