John Silvia is the senior economist at Wells Fargo Bank: "Private payroll gains continue to be modest and I would say it does raise flags for those super optimists who were looking for a V-shaped recovery and thinking that we are going to go back to normal very quickly in the US.economy."

VOA: standard.2010.07.02

I should be able to do nice bell-shaped curves, but it's harder than it looks standing up here; so that's your bell-shaped curve.

我还是挺擅长画钟型曲线的,但站着画真的不太容易,这就是钟型曲线

耶鲁公开课 - 金融市场课程节选

But I want to emphasize that there are also other bell-shaped curves.

但我想强调的是,还存在别的钟形曲线

耶鲁公开课 - 金融市场课程节选

I'm putting Freud here but what I mean is well-known defenders of Freud will make some claims like: adult personality traits are shaped by the course of psychosexual development; all dreams are disguised wish fulfillment; psychoanalysis is the best treatment for mental disorders.

我虽然在这里说的是弗洛伊德,其实指的是那些著名的弗洛伊德的拥护者,他们会总结出这样的观点：,成年人的人格特质,是在性心理的发展过程中形成的;,所有的梦境都是愿望满足的伪装;,精神分析是治疗心理障碍的最佳手段。

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Then, if n = 100--now I'm going to label this x differently, I'm now going to show the normal bell-shaped curve and I'm going to do this from 0 to .4.

如果n=100,现在我得重新标x值,我现在要画正态分布的钟形曲线了,在这儿用0到0.4

耶鲁公开课 - 金融市场课程节选