carb /kɑːb $ kɑːrb/ noun [countableC] informal 1. British EnglishBrE a carburettor 汽化器,化油器
2 [usually plural] especially American EnglishAmE a food such as rice, potatoes, or bread that contains carbohydrate 含碳水化合物的食物 Before a race I eat plenty of carbs. 比赛前我会吃大量含碳水化合物的食物。