Numbers dance across screens, graphs are drawn and technicians scratch their heads.

数字在屏幕上起舞，一个个图表被绘制出来，技术人员们则在挠头思考。

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Or they won’t, and scratch their heads as to why they’re not really learning anything in class and getting poor grades.

他们的成绩会受影响，或者他们清楚而明白的学到知识，要不就是听不明白，抓耳挠腮，不明白为什么他们在课堂上没学到东西，成绩那么差。

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Even those with no qualms of principle, and with sympathy for Israel, scratch their heads to work out the logic of such an act.

甚至那些没有原则上疑虑并同情以色列的人也在手挠头皮，企图找到合乎逻辑的说法。

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Next week, social thought and social behavior, mysteries; basically, a series of topics that don't fit anywhere in the course and really make psychologists scratch their heads.

下节课我们将会讲社会思想,社会行为，神话;,基本上这一连串的话题,在本课程中属于杂七杂八的,而且让心理学家百思不得其解的。

耶鲁公开课 - 心理学导论课程节选

"Now we've done that, and they need to go scratch their heads, " he said.

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And they will look at Bill Ford's speeches and The New York Times and scratch their heads.

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All stocks have not been created equal during this rally, causing some traders to scratch their heads.

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