单词	isotonic drink
释义	isotonic drinki‧so‧ton‧ic drink /ˌaɪsətɒnɪk ˈdrɪŋk $ -tɑː-/ noun [countable] a drink made especially for people who are exercising or playing sport, containing electrolytes which help your body take in liquid effectively, and carbohydrates that give your body extra energy
随便看	rugger ruin ruination ruined ruinous ruinously rule rulebook Rule Britannia ruled ruler ruling rum Rumania rumba rumble rumble strip rumbling rumbustious ruminant ruminate rumination ruminative ruminatively rummage

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