We've converted from oil to gas central heating.

　　我們已經(jīng)把中央供熱系統(tǒng)由燃油改成了燃?xì)狻?/p>

　　The traffic lights are controlled by a central computer.

　　交通信號(hào)燈由中心計(jì)算機(jī)控制。

　　They are seeking a central, directive role in national energy policy.

　　他們正尋求在國(guó)家能源政策方面起中心指導(dǎo)作用。

　　One of the hotel's plus points is that it is very central.

　　那個(gè)旅館的優(yōu)勢(shì)之一是它處于市中心。

　　One of the hotel's plus points is that it is very central.

　　這個(gè)旅館的一大優(yōu)點(diǎn)是它處于市中心。