national people's congress 全國人民代表大會(huì )
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(lè )!
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。