In 1963, the Supreme Court upheld the constitutionality of an NAACP legal program that was pressing aggressively to break down barriers of racial segregation and discrimination.是什么意思_In 1963, the Supreme Court upheld the constitutionality of an NAACP legal program that was pressing aggressively to break down barriers of racial segregation and discrimination.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句