JComboBox[String] peopleChoice = new JComboBox[String](c);创建了 。
JComboBox[String] peopleChoice = new JComboBox[String](c);创建了 。
JComboBox<;String>; peopleChoice = new JComboBox<;String>;(c);创建了 。
JComboBox<;String>; peopleChoice = new JComboBox<;String>;(c);创建了 。
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