1·They are national heroes.
他们都是民族英雄。
2·Many national heroes have emerged in the history of the Chinese nation.
在中华民族的历史中，出现了很多的民族英雄。
3·I am writing a report about national heroes.
我正在写一篇关于民族英雄的报告。
4·Yang Liwei is one of the national heroes.
杨利伟是民族英雄之一。
5·Zheng Chenggong is one of the national heroes in our country.
郑成功是我国的民族英雄之一。
6·In difficult times, there are always national heroes who step up and bring people hope.
在困难时期，总有一些民族英雄挺身而出，给人们带来希望。
7·In the fight against COVID-19, many national heroes have become well-known to the public.
在抗击新冠肺炎疫情的战斗中，许多民族英雄变得为公众所熟知。
8·Liu Chuanjian, the captain of Sichuan Airlines 3U8633 flight, is considered to be one of our national heroes.
四川航空3U8633航班的机长刘传健被认为是我们的民族英雄之一。
9·One of the country's national heroes.
他是我们国家的民族英雄之一。
10·For doing this, they became national heroes.
他们因此成为国家英雄。