package HuaLin;public abstract class Tool {?public abstract void Transport();}//子類代碼package HuaLin;public class Airport extends Tool { public void Transport() { ? ? ?System.out.println("空中運輸"); }為什么在子類Transport那一直報錯呢?
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Someone0123
TA貢獻7條經驗 獲得超0個贊
package HuaLin;
public abstract class Tool {
?void Transport();
}
//子類代碼
package HuaLin;
public class Airport extends Tool {
public void Transport() {
? ? ?System.out.println("空中運輸");
}
}
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