1 (also the economy) [C] the operation of a country's money supply, commercial activities and industry (国家的)经济:
There are signs of improvement in the economy.经济有复苏的迹象。the economies of America and Japan美日两国的经济
2 [C,U] careful spending of money, time, fuel, etc; trying to save, not waste sth 节约;节俭:
Our department is making economies in the amount of paper it uses.本部门正实行节约用纸。economy class (= the cheapest class of air travel)经济舱(客机上最便宜的座位)an economy pack经济装