常見(jiàn)例句noun [ C ]The research institute has found that in 2012 silver surfers spent 39% more time online than they did eight years earlier. 該研究所在2012年發(fā)現(xiàn)，與8年前相比，銀發(fā)沖浪者在網(wǎng)絡(luò)上花的時(shí)間增加了39%。 返回 silver surfer