原标题：“空中游骑兵”自动炮安在“豹”式坦克上，德国为乌制造“科学怪人”防空坦克
In the 21st century, U.S. election costs have risen with each cycle. America may appear to follow the “one person, one vote,” rule, but in reality, it is more like “one dollar, one vote,” concealing issues like political donations, money-for-power deals, and an unchecked “revolving door” between government and private sectors.(Yang Xin）