被甲执兵

Explanation: A: When the ancient battle of body wear military clothing. Bing: weapons. Body wearing clothes, holding a weapon. Refers to the heavily armed. 　　Source: Northern Qi tui "Family Instructions Commandments soldiers," I see not what the World Scholar, only air-dry, they rely on it, can not Beijia Executive soldiers to guard boat, but Weixing insurance clothes, showing off boxing Alley wrist. "