During the process they underwent sophisticated scans that mapped which parts of their brain were lighting up and timed how long it took them to respond to a joke.

在此过程中，研究人员对受测者进行了精确的脑部扫描，以绘制出他们大脑的哪些部位被“点亮”，并对他们对一个笑话做出反应的时间进行了测定。

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"When Obama won, my colleagues played a practical joke on me -- they made me wear a suit, a tie, and took pictures of me posing as Obama," Anas told reporters on Saturday.

阿纳斯上周六接受记者采访时说：“奥巴马胜选那天，同事们搞了个恶作剧——他们让我穿上西装，打上领带，扮成奥巴马拍照。”

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Sam just played a joke in his letter, but I must admit that I took it seriously at first.

山姆在信中只是开了个玩笑，但我必须承认，一开始我还是把它当真了。

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He says that he meant this as a joke, but that she took him seriously.

NEWYORKER: The Kona Files

Rather, they erred in not letting the person who took the call know that the whole thing was a joke.

CNN: DJs broke 'Do No Harm' rule

However, despite airport authorities realizing the message was a joke, the UK's Crown Prosecution Service took the man to court and won.

ENGADGET: Man acquitted as #TwitterJokeTrial appeal ends in victory