“u.s.”的全拼为“United States”，读作[jʊˈnaɪtɪd] [steɪts]。

关于“United States”的双语例句：

The United States plans to tighten the economic sanctions currently in place. 美国计划加大现有经济制裁的力度。

The issue threatened to decouple Europe from the United States. 这一问题可能会割裂欧洲同美国的关系。

Enormous acreages of soya beans are grown in the United States. 美国种植着大片的大豆。