To cacioppo , internet communication allows only ersatz intimacy .

对卡西奥普来说，互联网通信带来的只是假冒伪劣的亲密。

Instead of first-hand experiences and real interation , they have ersatz experiences on screens .

他们没有亲身体验的经历和互动，只有来自各种屏幕的虚假经历。

There is a flourishing trade in ersatz ginseng .

人参代用品的买卖很兴隆。

If wi-fi were widespread , I could use an ipod touch as an ersatz cellphone .

如果到处都有wi-fi，我就可以使用一个ipodtouch来替代手机了。

American developers have been encouraged to build flats around tram stations ; british limits on urban sprawl have led to the creation of ersatz villages .

美国开发商一直鼓励在电车站附近建造平房；英国对郊区扩张的限制导致代用品村的生成。