The men got out of work, out of the factories and the timber yards and the cement factories, at five-thirty.
工人们在五点半下班,离开了工作岗位,离开了工厂、木材厂和水泥厂。
经济学人(汇总)
Academic-research groups, think-tanks, charities and other concerned organisations try to keep track of the world's wind turbines, solar-power plants, fossil-fuelled power stations, cement factories and so on.
A cement is a binder, a substance used in construction that sets and hardens and can bind other materials together. The most important types of cement are used as a component in the production of mortar in masonry, and of concrete- which is a combination of cement and an aggregate to form a strong building material.