摘要：National Emblem: The symbol and emblem of a country, representing its authority and dignity. In the center of the national emblem

国旗：国家的象征和标志，代表国家的权威和尊严

national flag

national emblem

National anthem: an important symbol and emblem of the country, carrying patriotic sentiments and national spirit. The national anthem of our country is' March of the Volunteers'

national emblem

National Emblem: The symbol and emblem of a country, representing its authority and dignity. In the center of the national emblem is Tiananmen Square illuminated by five stars, surrounded by ears of grain and gears.

来源：安地乒旅英语