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 | Từ điển Oxford Advanced Learner 8th 
 
	
		|  Illinois 
  
 
 Illinois [Illinois] BrE NAmE
 a state in the US  ↑Midwest, also called the Prairie State. Its largest city is  ↑Chicago  and its capital city is Springfield. Manufacturing industry is important and the state produces coal, oil and agricultural products. Illinois became a state in  1818  and is associated with Abraham  ↑Lincoln, who was a lawyer in Springfield.
 
 
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