a member of one of the lower ranks in the army, the marines or the British air force (陸軍、海軍陸戰隊或英國空軍的)下士 Corporal Smith 史密斯下士
Word Originmid 16th cent.: from French, obsolete variant of caporal, from Italian caporale, probably based on Latin corpus, corpor- ‘body (of troops)’, with a change of spelling in Italian due to association with capo ‘head’.