zhàn / lüè / hé / wǔ / qì / shì / guó / jiā / fáng / yù / tǐ / xì / de / zhòng / yào / zǔ / chéng / bù / fèn

战略核武器是国家防御体系的重要组成部分。

Strategic nuclear weapons are an important part of a national defense system.