A cigar-shaped,self-propelled underwater projectile launched from a submarine,an aircraft,or a ship and designed to detonate on contact with or in the vicinity of a target.是什么意思_A cigar-shaped,self-propelled underwater projectile launched from a submarine,an aircraft,or a ship and designed to detonate on contact with or in the vicinity of a target.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句