To sleep on one's spear and have the blade ready; to be fully prepared for battle or revenge with unwavering determination.
面对即将到来的激烈竞争，他枕戈剚刃，每天都在图书馆刻苦学习，希望能在考试中脱颖而出。
Facing the upcoming fierce competition, he was fully prepared and studied diligently in the library every day, hoping to stand out in the examination.
Era:
Early Modern
Frequency:
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