导弹潜艇 dǎodànqiántǐng missile submarine Origin Definitions Defs Strokes Stroke Words Sentences Sents 导弹 導彈 dǎodàn noun guided missile A high-speed weapon equipped with a warhead, power unit, and control system used to target and hit a specific location.潜艇 潛艇 qiántǐng noun submarine A ship designed to operate underwater for military, scientific, or engineering purposes. Also called a 潜水艇 qiánshuǐtǐng.