This is the 2538th most frequent Korean word.
미사일을
"미사일을" in English means "missile" (object form).
In this sentence, '미사일을' functions as the direct object receiving the action of the verb '발사했습니다' (launched).
군대는 적을 공격하기 위해 미사일을 발사했습니다.
The military launched the missile to attack the enemy.
Here, '미사일을' is the object of the verb '삼고 있습니다' (are considering), showing its purpose and focus.
그들은 미사일을 투자와 개발의 대상으로 삼고 있습니다.
They are considering the missile as an object of investment and development.
In this example, '미사일을' serves as the direct object of the verb '개선하려고 합니다' (are trying to improve), indicating the item being improved.