When not in use it folds up out of the way.不用时就折起放好。The fortress was proof against the techniques of attack then in use.该防御工事能抵御当时所使用的各种进攻手段。a piece of land in use as a tank testing ground用作坦克试验场的一块土地...
营养学家说我们所摄入的卡路里中只应有33％来自脂肪。Nutritionists say only 33% of our calorie intake should be from fat.过量食用的红肉中脂肪和卡路里含量很高。Red meat, eaten to excess, is very high in fat and calories.他们要找低卡路里的食物。They look for foods that are low in...