A city of southern Illinois southeast of East St. Louis. It is the seat of a branch of Southern Illinois University(established1869). Population,27, 033.是什么意思_A city of southern Illinois southeast of East St. Louis. It is the seat of a branch of Southern Illinois University(established1869). Population,27, 033.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句