C 旗，旗帜 piece of cloth etc. with a design which represents a country, town, person, club, etc.

　fly a ～　挂旗
　hang out a ～　把旗挂出去
　hold a ～　拿着一面旗
　lower a ～　降旗
　plant a ～ on　把旗插在…上
　put up a ～　升旗
　raise a ～　升旗
　set up ～　升旗
　show the ～　展示旗帜
　strike a ～　降旗
　take the ～ down　降旗
　wave a ～　挥动旗帜
　black ～　黑旗
　coloured ～　彩旗
　national ～　国旗
　red ～　红旗
　weather ～　气候讯号旗
　white ～　白旗
　yellow ～　黄旗
　battle ～　军旗，战旗
　team ～　队旗
　the Red Cross ～　红十字会旗
　war ～　战旗

　Flags are used as the sign of a country or for signallings.　旗帜用以代表回答或发出信号。
　Flags were fluttering in the wind.　旗帜在风中飘扬。
　The streets are decked with flags.　街道上挂满了旗帜。
　The hall is hung with flags.　大厅里挂着旗。
　We pledge allegiance to this flag.　我们发誓忠于这面旗帜。
　They ran up a flag in honour of the president's visit.　为了欢迎总统的来访，他们升起了一面旗子。
　The flag is attached to a pole.　这面旗系在一根旗杆上。
　The rebels insulted the flag by throwing mud on it.　叛乱者将泥巴涂在旗上以示侮辱。
　Rally round the flag, boys, rally round the flag.　孩子们，聚集到旗子周围，聚集到旗子周围来。
　People hang the flags out on the national holiday.　在国庆日，人们把国旗挂在门外。
　They hauled down the enemy's flag when they captured the city.　他们占领该城市时，把敌人的旗帜扯了下来。
　That man insulted his country's flag.　那个人侮辱他们国家的国旗。
　Hang out the flag, the victory is ours.　把旗帜挂出去，胜利属于我们。
　Seeing a ship on the horizon, we ran up a flag of distress.　看到地平线上出现一只船，我们连忙升起遇险信号旗。
　The national flag was flying above the parliament building.　国旗在议会大厦的上空飘扬。
　The warship was flying the national flag.　这艘军舰挂着国旗。
　The ship was flying the British flag.　那条船挂着英国旗子。
　Red flags flow in the east wind.　红旗在东风中飘扬。
　I lifted my head and looked up. Red flags were flying from the top of the pass.　我抬头望去，只见山顶上红旗招展。
　The colored flags flow in the wind.　彩旗迎风飘扬。
　A white flag signifies surrender.　白旗表示投降。
　Entering the port, we have to dig the flag whenever occasion requires.　进港时，我们就得随时准备行降旗礼。
　He struck〔lowered〕 the flag on the pole.　他将杆上的旗降下一半来。
　Some naughty boys cut down the flag staff.　几个顽皮的孩子把旗杆砍倒了。
　The editor-in-chief of the Southbend Tribune said they were planning a revolutionary change both in flag and format.　《南湾论坛报》的总编辑说，该报正计划在报头和版式方面来一个大的改观。

 ♣ haul down one's flag　
　〈非正〉妥协，投降，认输　 yield; admit defeat
　After several weeks of argument; the trade union leaders had to haul down their flag and accepted the government's earlier offer.　经过几周的辩论，工会领袖只好妥协，接受了政府早先提出的条件。
 ♣ keep the flag flying　
　坚持战斗，不屈服　continue to represent one's beliefs, or continue to represent one's own country in another country
　When the island became independent, only a few Dutch teachers and nurses remained to keep the flag flying.　这个岛屿独立以后，只有一些荷兰教师和护士仍然留在该地工作。
 ♣ show the flag　
　显示军事力量　remind people of the political and military presence and power of one's country
　An American naval force is showing the flag in various Mediterranean ports.　美国的海军力量在地中海的多个港口耀武扬威。

 ♣ flag, banner, colours, standard
　这组词的共同意思是“旗帜”。其区别在于：
1. flag是旗帜的通称，主要指具体的旗，如国旗、军旗、校旗、团旗、队旗等，也可指交通、天气预报等的信号旗，是一般用语。
2. banner通常指象征意义的旗帜，也可指锦旗、奖旗或用于游行的大幅标语、旗等，主要用于正式场合或诗歌中。例如：
　The banner of freedom was raised and the whole nation fought to drive out the invaders.　自由的旗帜升起了，全国奋起战斗，把侵略者驱逐出去。
　The group was awarded a red banner for good work.　这个小组工作出色，得了红旗奖。
3. standard常作军旗用，特指骑兵队的旗，又可作为国家、政府、军队、主义、运动等的象征旗，是书面用语。例如：
　Two men carried the standard in the royal parade.　在盛大的游行队伍中两个男子打着旗子。
　Carry our country's standard proudly!　自豪地擎起我们的国旗！
　The dragon is the standard of China.　龙是中国的象征。
　We must hold high the great standard of revolution.　我们必须高举革命大旗。
4. colours则指作为团体或学校标志的徽章、绶带、彩带、衣帽等。例如：
　We raised our colours when we reached the top of the mountain.　当我们到达山顶的时候我们升起了我们的队旗。
　There is a pirate ship under false colours on the sea.　海上有一只海盗船挂着假冒的旗帜航行。
　He would rather die than lower his colours.　他宁死不屈。
　In the face of sharp criticisms the young scientist still stuck to his colours.　面对着尖锐的批评这位青年科学家依然坚持自己的主张。
 ♣ 下面三个短语意思相同：

 ♣ 下面两个短语意思不同：

　游行队伍中举着许多条横幅。
　［误］ A lot of flags were carried in parading processions.
　［正］ A lot of banners were carried in parading processions.
　［析］ 用于游行的大幅标语、旗等是banner.

　［同义词］ flag, banner, colours, jack, standard, vane
　［词源］　源于晚期中古英语flagge（旗）