Midwest

Every summer, my family drives across the Midwest to visit our grandparents.

用法提示：此处“Midwest”作为名词，指美国中西部这一地区。

The Midwest produces a large share of the country's corn and wheat.

用法提示：Midwest 在此作主语，指美国中北部农业区。

After years on the coast, she was surprised by how friendly people in the Midwest were.

用法提示：此句中 Midwest 位于介词短语中，表示该地区。