现在的埃克曼是他所研究领域的领军人物。他当时想知道是否能够离析面部表情，以帮助诊断精神病症。
Ekman, who is now a leading figure in his profession, wanted to know whether he could isolate facial expressions to help diagnose mental disorders.
在《魔戒》里那眼花缭乱的拍摄技术显然已经到了一个新的水平，这次的人物的面部表情更为细腻。
The motion-capture technique that dazzled in Lord of the Rings reaches a new level of proficiency, enabling more nuance in facial expressions.
然后统计他们各自曾受教育的情况，再让他们辨别一系列照片中人物的面部表情，判断他人的情绪。
They then collected data on the volunteers' educational attainment and asked them to identify facial expressions in a series of photographs.
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