nation [ˈneɪʃn] 国家;民族;国民
national [ˈnæʃnəl] 国家的;民族的
National Day 国庆节
China is a very old nation.
Pandas are the treasures of our nation!
We are a great nation, the leader of the world.
Happy National Day to all of you!
What are the colors of our national flag?
Today is National Day. It was a fine day for going out.
flag [flæɡ] 旗;旗帜