ㄓㄣˋzhènㄍㄜㄑㄧㄣˇqǐnㄐㄧㄚˇjiǎ

  1. 兵器穿著鎧甲形容時時刻刻備戰不敢懈怠晉書·○·勃勃載記》:撥亂之才不能枕戈寢甲四海不知何以當年來葉!」枕戈坐甲」。

to sleep on one's armor with a spear as a pillow (idiom)​, to keep ready for battle at all times