[图片] 学单词:sector 1.(指一国经济的)部门,领域,行业a part of an area of activity, especially of a country's economy the manufacturing sector制造业 service-sector jobs (= in hotels, restaurants, etc.) 服务性行业的工作 see also private sector , public sector 2.(指军事管制的)区域,地带 a part of...【查看原文】