gōng​jī​xíng​hé​qián​tǐng

attack-class nuclear submarine

  1. to attack
    to launch an assault or offensive using force; to strike at a target
  2. xíng nounaffix
    type
    (bound form) type; pattern; model; style; size
  3. nuclear submarine
    nuclear-powered submarine; a submarine propelled by a nuclear reactor, capable of staying submerged for long periods