Translation of the article content into English: The multifaceted analysis behind the gap between Chinese and foreign athletes Cui Yongxi once expressed his bewilderment, saying, "I'm puzzled as well. The difference in physical fitness between us and foreigners is quite peculiar. At the age of 17, we might still be on par with them, but by the time we reach 20, they seem to suddenly create a huge gap." This phenomenon is like a shroud of mist clouding our minds. Is it because foreigners train harder that this gap exists? I believe not. In sports, the role of talent cannot be underestimated. Take black people as an example; their body structure seems naturally suited for certain sports. For instance, in terms of explosive power, black people have a significant advantage over yellow-skinned individuals, and their overall athletic ability is more outstanding. It's as if they were given a stronger spring mechanism in a sprint race, seizing the lead in that split second of explosive power. Let's take the currently popular sports of basketball and football as examples. On the basketball court or the green fields of football, the advantages of black people are obvious. Their endurance and explosive power act like dual engines, propelling them to continuously create brilliance in competitions. Taking the NBA, the pinnacle stage of basketball, as an example, the players who put up impressive statistics see a large proportion of black figures. It's as if they possess a special attribute that shines under the halo of data. During the teenage years of our players, the gap…