the Plains States

Từ điển Oxford Advanced Learner 8th

the Plains States [the Plains States] BrE NAmE
the 10 states in the ↑Great Plains region of the western central US. They are, from north to south, ↑Montana, ↑North Dakota, ↑South Dakota, ↑Wyoming, ↑Iowa, ↑Nebraska, ↑Colorado, ↑Kansas, ↑Oklahoma and ↑Texas.