提示：点击例句中的单词，就可以看到词义解释

Robert and gary allen are brothers who run a small michigan roofing company .

罗伯特和盖里.艾伦兄弟在小城密歇根经营一家屋顶公司。

Workmen are busy , hammering away at the gori apartment blocks smashed by russian rockets , unloading roofing materials from lorries and installing windows .

在被俄罗斯火箭弹摧毁的公寓群，工人们正忙碌地工作着，有的从卡车上卸下搭屋顶的材料，有的在安装窗户。

Akbari and rosenfeld said they will mount an effort to persuade the united nations to organize major cities to alter their roofing and pavement .

阿克巴里和罗森菲尔德表示：他们将努力说服联合国，组织主要城市改建屋顶，重铺路面。

His men were idle and dishonest , the fields were full of weeds , the buildings wanted roofing , the hedges were neglected , and the animals were underfed .

他的工人懒惰而且不诚实，田里满是荒草，屋顶需要修缮，篱笆无人问津，动物吃不饱。

So far , gsa has awarded 70 solar photovoltaic projects , projects for advanced electricity metering in more than 250 buildings , more than 200 lighting projects , more than 190 roofing upgrades , and 250 water conservation projects .

至今，美国服务总局已经确定了70个太阳能光伏项目，在超过250个建筑中使用先进的电子仪表，200个照明项目，超过190个屋顶升级改造和250个水保护项目。