southwestern regions的用法和樣例：
例句
- Say you want to check out the sales results from the Southwest region.
比方說(shuō)，你要檢查一下西南地區的銷(xiāo)售結果。 - Some trading posts exist in the Southwestern US,where Indians sell or exchange products for food,clothing,and farm equipment.
美國西南地區還有些商棧，在那里印第安人出售產(chǎn)品或以產(chǎn)品交換食品，衣物及農用設備。
