This is the 2907th most frequent Korean word.
중국을
"중국을" means "China" in the accusative case, used as an object in a sentence.
In this sentence, '중국을' is the object of the verb '여행하다' (to travel), indicating that the speaker wants to travel specifically to China.
저는 중국을 여행하고 싶어요.
I want to travel to China.
Here, '중국을' functions as part of the phrase describing the focus point (center) of global economic changes, showing a conceptual framework.
중국을 중심으로 세계 경제가 변화하고 있습니다.
The global economy is changing with a focus on China.
In this case, '중국을' is the object of the verb '설명하다' (to explain), used in an interrogative context about historical perspective.