be economical中文什么意思

要节约

• economical:    adj. 1.节俭的，俭约的；经济的 ...
• economical of:    节俭，节约
• economical accountability:    经济责任会计

例句与用法

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1. To be economical these processes will require efficient solvent recovery operations .
   若要经济，就要有有效的溶剂回收工序。
2. "we won't be economical today," cried bertha, "i feel utterly reckless. "
   “咱们今天不要节省，”伯莎大声说，“我根本不在乎。”
3. The cruise condition must also be economical and adequate for the aircraft mission .
   巡航状态也必须是经济的以及能够适应飞机的飞行任务。
4. When we had done the costings on the project , it was clear it would not be economical to go ahead with it .
   我们计算了成本，清楚表明这项工程不合算。
5. If tailored to the job and to the size of the enterprise, control will probably be economical .
   如果适合于工作，且适合于企业的规模大小，控制可能是经济的。