求翻译：但是，种族歧视依然存在，还有很多的美国黑人受到不公正的待遇。最明显的例子，是美国一直到21世纪才有了它的第一任黑人总统。黑人想要获得真正的平等，还有很长的路要走。是什么意思？

However, racial discrimination still exists, there are many African Americans were treated unfairly. The most obvious example is the United States into the 21st century have been its first black president. Blacks want to be truly equal, there is still a long way to go.

However, racial discrimination still exists, and there are many black people in the United States receive unfair treatment. The most obvious example is the United States until it was only 21 of its first black president. black people want to get a real equality, there is still a long way to go.

But, the racial discrimination still exists, but also has the very many black Americans to receive the unfair treatment.The most obvious example, was US always only then had its first black president to the 21st century.The black wish obtains the true equality, but also has a long way to go.

However, racial discrimination persists, there are many United States black people subjected to unjust treatment. The most obvious example is the United States until the 21st century got it's first Black President. Blacks want genuine equality, there is still a long way to go.

However, racial discrimination still exists, there are many African Americans were treated unfairly. The most obvious example is the United States into the 21st century have been its first black president. Blacks want to be truly equal, there is still a long way to go.