7:03 once launched, both the submarines and their crew can go for an extended period unseen and undetected. often called "(3 words)" the nuclear-powered submarines are designed to operate in stealth mode with high strike capability. 潜水艦が就役すると、潜水艦と乗組員たちは、長い間、誰の目にも触れず、誰にも探知されない。「沈黙の艦隊 」と呼ばれる原子力潜水艦はステルス性と高い攻撃能力を有している。
Russia Launching its New Gigantic Submarine
