national people's congress 全國人民代表大會
national culture 民族文化
national policy 國家政策
national conditions 國情；民情
national highway 國道
例句：
HappyNational Day!
國慶節快樂!
This year's National Day is coming.
今年的國慶節馬上就要到了。
On National Day holiday, I went to LakeTai with my family.
在國慶假期，我和我的家人去了太湖。