一级士官 yījíshìguān corporal or sergeant Origin Definitions Defs Strokes Stroke Words Sentences Sents 一级 一級 yījí first-class top-tier or highest grade; category A; senior level士官 shìguān noncommissioned officer A military rank between commissioned officers and soldiers, including warrant officers, petty officers, and NCOs; also refers to a Japanese military officer.