临阵磨枪
lit. to sharpen one's spear only before going into battle (idiom); fig. to make preparations only at the last moment
词频 1.7
含义
- lit. to sharpen one's spear only before going into battle (idiom)
- fig. to make preparations only at the last moment
lit. to sharpen one's spear only before going into battle (idiom); fig. to make preparations only at the last moment
词频 1.7