1·The tight race is almost a duplicate of the elections in Georgia and South Dakota last month that pitted a Republican challenger against a Democratic incumbent.
这次紧张的竞选几乎是上个月在佐治亚州和南达科他州选举的翻版，由一个共和党的挑战者竞争一个现任的民主党人。
—— 《柯林斯英汉双解大词典》
2·A black-tailed prairie dog perks up outside his burrow in South Dakota.
在南达科他州，一只黑尾巴的草原土拨鼠昂首站在他的洞穴外面。
3·The Ogallala aquifer is a sandstone formation that underlies some 583,000 square kilometers of land extending from northwestern Texas to southern South Dakota.
奥加拉拉含水层是一个砂岩地层，位于从德克萨斯州西北部延伸到南达科他州南部，约583000平方公里土地的地下。
4·In principle, all the power needs of the United States could be provided by exploiting the wind potential of just three states—North Dakota, South Dakota, and Texas.
原则上，美国所有的电力需求，只开发三个州——北达科他州、南达科他州和得克萨斯州——的风能潜力就可以满足。
5·South Dakota increased charges on laundromats.
南达科他州增加了自助洗衣的费用。
6·I don't know if he's Montana, South Dakota, North Dakota.
我不知道他是在蒙大拿州，南达科他还是北达科他州。
7·A category F3 tornado swirls across a South Dakota prairie.
一场F3级龙卷风旋转着掠过南达·科塔一个牧场。
8·Fighting Stallion Monument at Crazy Horse Memorial (South Dakota).
斗马雕塑，位于美国南达科他州的疯马纪念碑。
9·It is being housed underground at the Homestake mine in South Dakota, us.
实验在美国南达·科塔州的荷马·斯塔克(Homestake)地下矿井内进行。
10·She will contest the three remaining primaries (in Puerto Rico, Montana and South Dakota).
她会参加剩下的三场初选（波多黎各，蒙大拿和南达科他）。