剑桥词典an older person who spends a lot of time using the internet （经常使用网络的年长者）银发冲浪者 The research institute has found that in 2012 silver surfers spent 39% more time online than they did eight years earlier . 该研究所在2012年发现，与8年前相比，银发冲浪者在网络上花的时间增加了39%。 返回 silver surfer