| 释义 |
〔economical〕a modern, economical heating system; an economical approach to control of corporate growth.新型节能供暖系统；控制公司发展的经济手段〔header〕A raised tank or hopper that maintains a constant pressure or supply to a system, especially the small tank that supplies water to a central heating system.蓄水塔：一个处于高处的用以维持某系统的稳压或供给状况的水箱或漏斗，尤指将水供给中央供暖系统的小水箱 |