national hero的用法和樣例：
例句
- He was now a national hero.
他現在是民族英雄了。 - A monument was dedicated to the memory of the national hero.
人們建立了一座紀念碑以紀念這位民族英雄。 - A monument to the national hero is erect here after the war.
戰後在這兒豎起了民族英雄紀念碑。 - A group of student placed a wreath at the tomb of the national hero.
一群學生在那位民族英雄墓前獻上花圈。
