1.national是nation转化而来的形容词,除作“国家的,民族的,全国性的,国民的”解外,还可作“国有的,国立的”解。
2.national在句中常用作定语,无比较级和最高级形式。

用作定语
▲～+n.
The rose is the national flower of England.玫瑰是英国国花。
The concert began with the national anthem.音乐会以奏国歌开始。
Our national defence will be further consolidated.我们的国防将进一步得到巩固。
The amount of national income last year ran well over the estimate.去年国家税收大大超过预计。
With so many state affairs to deal with, the national leader often has to work deep into the night.由于有这么多的国务需要处理,这位国家领导人不得不经常工作到深夜。
A lot of national parks lie in the areas inhabited by minorities.许多国家公园都位于少数民族聚居的地方。
His political opponents are gearing themselves for national elections in October.他的政敌们正在为10月份大选作准备。
He has an income of 15,000 pounds a year, as against the national average of 1300 pounds.他每年收入15,000镑,而全国平均数为1300镑。
The country launched a national campaign against corruption.那个国家发起了一场全国性的反贪污运动。
He is counted as a national hero.他被看作民族英雄。
He was wearing his national dress.他穿着他自己民族的服装。
The building blended Chinese national style with the characteristics of modern Western architecture.这座建筑把中国的民族风格和西方现代建筑的特色交融在了一起。
They are warring for national independence.他们正在进行民族独立战争。
We should support their national liberation movement.我们应该支持他们的民族解放运动。
The martyr laid down his life for the cause of national independence.这位烈士是为了民族独立的事业而献身的。
He graduated from a national university.他毕业于国立大学。

national还可用作名词,作“某国国民”解,尤指侨居外国的侨民。例如:
Foreign nationals were asked to leave the country.外国侨民被要求离开该国。
A consul's duty is to help his own nationals.领事的职责是帮助自己的同胞。

［同义词］   civil, countrywide, internal