士官 shìguān japanese officer Origin Definitions Defs Strokes Stroke Words Sentences Sents 三级士官 sānjíshìguān staff sergeant 二级士官 èrjíshìguān sergeant 一级士官 yījíshìguān corporal corporal (army)六级士官 liùjíshìguān sergeant major 四级士官 sìjíshìguān sergeant first class 五级士官 wǔjíshìguān master sergeant