241 economic和economical
① economic经济学的,经济(上)的。
They believe that inflation leads to economic decline. 他们相信,通货膨胀导致经济衰退。
These are the main economic plants of the region. 这些是本地区的主要经济作物。
The railway service in the country is no longer economic. 这个国家的铁路服务已是无利可图了。
② economical节约的,节省的,不浪费的。
The car is economical to run. 开这辆车费用很省。
One should be economical of time and energy. 人应该节约时间和精力。