Compared with modern satellite dishes, ordinary TV aerials look positively antiquated.和现代碟形卫星天线相比，普通的电视天线无疑是太过时了。You will have to buy a satellite dish or get cabled up.你得买一个卫星天线或是铺设电缆。The store is offering to install satellite dishes at no extra cost to the buyer.该商店为购买盘式卫星天线的客户免费提供安装服务。