a piece of cloth decorated with the pattern and colours that represent a country or organization. A flag is often hung from a pole called a flagpole旗;旗幟;國旗
The British flag is called the Union Jack. 英國國旗被稱爲“聯合王國國旗”。
There was a march with flags flying and drums beating. 行軍隊伍飄着旗幟,擂着戰鼓。
the sign that represents Communism, consisting of a hammer across a sickle (=a tool used for cutting grain crops). This sign was used on the flag of the Soviet Union. 錘子和鐮刀(共産主義的標志,曾用在前蘇聯的國旗上)