Interstellar: Sci-Fi Battleships

In the distant future, Blue Star has entered the era of interstellar colonization, with footprints all over the solar system. Battleships from distant alien planets broke into the solar system and had a fierce conflict with Blue Star's battleships. How should a new recruit who has just joined the army and is a member of a battleship face a powerful alien battleship? How did the powerful enemy that left the entire Blue Star fleet helpless lose to the new recruit Fang Hong?