多年前在美国看CBS的夜间脱口秀节目，主持人戴维·莱特曼不知因何目的请了一位中部的白人老太太作访谈嘉宾，老太太一看就是那种淳朴的老百姓。

Many years ago, I watched a night talk show in CBS in America, in which the host - David Letterman, somehow or other, invited an unsophisticated and pristine Caucasian old lady as the guest.

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