economics /i:kəˈnɔmiks/ n. 1.［u］经济学: take up a course in economics (开始)上经济学课程； economics of commerce 商业经济学2.(国家的)经济方针(用复数动词)：The economics of national growth are of greatest importance to all modern governments. 经济增长的方针对于当今各国政府都是头等重要的。
economist /i:ˈkɔnəmist/ n. [c] 经济学家：He cast a professional economist’s eye on the problem.他以经济学行家的眼光审视这个问题。He’s an economist who thinks he knows all the answers.他是个经济学家，自以为什么都懂。
economy /iˈkɔnəmi/ n. 1.［u］经济: improve the state of the economy 改善经济状况；the small peasant economy 小农经济 2.［u］节约，节省;［c］节约办法： He has no need to practise economy. 他不需要节省。Walking to work instead of driving one’s car is an economy. 步行而不是开车上班是一种节约的办法。3. [c]经济体：the second largest economy in the world世界上第二大经济体
