临阵磨枪

línzhènmóqiāng

sharpen one's spear just before going into battle—start to prepare at the last moment

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start to prepare at the last moment

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start to prepare at the last moment

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临阵磨枪

lín zhèn mó qiāng

sharpen one's spear only before going into battle; grind the spear just before a battle; make last-minute preparation that would (might) prove too late; sharpen one's spear in the face of an on-coming encounter; start to prepare only at the last moment; without due preparation