adj.沒(méi)有絨毛的；磨破了的

They found that the students who had a nap did better in a test of cognitive function than their napless counterparts. 他們發(fā)現(xiàn)，在認(rèn)知功能測(cè)試中，睡午覺(jué)學(xué)生的測(cè)試結(jié)果好于沒(méi)睡午覺(jué)的。

Even naps are beneficial, according to a Harvard study in which subjects who took a 90-minute snooze after learning a task performed 50 percent better over a 24-hour period than the napless group. 根據(jù)哈佛大學(xué)的一項(xiàng)研究表明，即便是打個(gè)盹也會(huì)對(duì)記憶有幫助。受測(cè)者學(xué)習(xí)后打盹90分鐘的人們?cè)?4小時(shí)內(nèi)要比那些沒(méi)有打盹的人群表現(xiàn)更好。