After just entering the 21st century, the global economic landscape has seen a situation of "one superpower and multiple powers", with "one superpower" referring to the United States and "multiple powers" referring to many countries including China, Japan, Germany, etc. Now that more than 20 years have passed, the so-called "one super" has also become the "two super". In terms of economic strength, the top five in the world are currently the United States, China, ...
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