economy可数吗
economy可数,复数形式是economies economy 美 /ɪˈkɑːnəmi/ 英 /ɪˈkɒnəmi/ n. 经济;节约;理财 双语例句: With no savings, he had to make economies. 由于没有积蓄,他不得不节俭度日。 It's a false economy to buy secondhand things. 买二手货有看似省钱,实则不然。 The country's economy is on the verge of...