1large pipe大型管道ADJECTIVE | VERB + MAIN | MAIN + VERBADJECTIVE➤gas, water煤氣/自來水總管道➤broken, burst (BrE) 破裂的/爆裂的總管◇water damage from broken mains主水管破裂造成的水漬損害◇There's a burst water main in Quarry Road.闊里路有一處自來水總管爆裂。➤rising (BrE) 上行總管➤cast-iron (especially BrE) 鑄鐵主管道VERB + MAIN➤lay鋪設主管道◇They're laying a new gas main through the town.他們正在鋪設穿過這個鎮的一條新的煤氣主管道。➤replace替換主管道➤repair修繕主管道MAIN + VERB➤serve sth主管道為⋯服務◇The main serves four towns.這一主管道供 4 個鎮使用。main
noun²
2mains (BrE) supply of water, gas or electricity輸水、輸氣、輸電MAINS + NOUN | PREPOSITION | PHRASESMAINS + NOUN➤electricity, gas, water電力/煤氣/自來水供應系統◇an island without mains electricity沒有通電的島PREPOSITION➤at the mains在(水、電、煤氣)源處◇Turn the water off at the mains.把自來水源關掉。➤on the mains接通(水、電、煤氣等)管線◇Some of the remoter houses in the town are not on the mains.鎮裏一些較偏遠的住房還沒通上水、電、煤氣。PHRASES➤connected to the mains接通(水、電、煤氣)管線◇The house is not yet connected to the mains.這所房屋尚未通水電。