在另一项研究中，研究人员要求志愿者慢跑30分钟，然后给他们看一部悲情电影的片段。
In another study, researchers asked volunteers to jog for 30 minutes and then showed them clips from a sad movie.
他们一边喝酒一边聊天，然后汤姆又看了看钟。
They talked while drinking, then Tom looked at the clock again.
他们花499美元买一部手机或平板电脑，在朋友面前炫耀，然后看没日没夜地看YouTube视频或玩愤怒的小鸟游戏。
They purchase a $499 phone or tablet, impress their friends, and then spend all their time watching YouTube videos and playing Angry Birds.
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