Because scientists at North Dakota State University say that the style of these missives may reveal as much as their content.

因为北得科他州立大学的科学家们说，信件的风格跟其内容一样，可以透露出些什么。

youdao

Now we travel to the north central part of the country. We are in the state of South Dakota.

现在，我们要向北来到美国的中部，我们来到了南达·科塔州。

youdao

The hardest-hit state, Nevada, has an unemployment rate more than three times as bad as that of North Dakota, the state that has done best on that measure.

受打击最大的内华达州，其失业率是失业率最小的州——北达科他州三倍以上。

youdao

North Dakota grows more hectares of sunflowers than any other American state.

VOA: special.2010.02.09

And the Extension Service at North Dakota State University offers other advice: Do not save plastic bags of food even if boxes or containers inside the bags appear dry.

VOA: special.2010.07.19

People coming to vote must be US citizens over the age of 18, who have lived in the precinct for at least 30 days, says Al Jaeger, the North Dakota Secretary of State.

BBC: US election: 10 oddities explained

An increased number of North Dakota state troopers patrolled the Capitol during the rally.

NPR: Rallies Held To Protest ND Anti-Abortion Measures

Alexius Medical Center, Aetna, Coventry Health Care, National Information Solutions Cooperative, and the State of North Dakota.

FORBES: The Cities with the Best and Worst Unemployment Rates