| 释义 |
Big Sioux River AHD[so͞o] D.J.[suː]K.K.[su]NONE（无词性）- A river rising in northeast South Dakota and flowing about 676 km (420 mi) southward, partly along the South Dakota-Iowa border, to the Missouri River at Sioux City, Iowa.大苏河：发源于美国南达科他州东北部的一条河，流程约676公里（420英里），向南，部分沿南达科他和衣阿华州边界，在衣阿华州的苏城流入密苏里河
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