Embattled on all sides, it means that a deer is a horse, clever and extraordinary, and it means the last fight.

Embattled on all sides-Records of the Historian Xiang Yu's Chronicle records: "Wang Xiang's army fell behind, and the Han army and vassal soldiers were surrounded by heavy troops. In the evening, he heard that the Han army was besieged on all sides, but he was frightened and said, "Has Han gained Chu?" He Chu has so many people!' "Used to describe after being surrounded, in a helpless situation.

Calling a deer a horse —— Records of the First Qin Emperor: "Zhao Gao wanted to make trouble, but he was afraid that his officials would not listen. He set a test first, gave the deer to his second child and said,' Horse is also'. II smiled and said,' Is the Prime Minister wrong? Call a deer a horse. Left ask right ask, left ask right ask, or silence, or say Ma Yishun Zhao Gao. Still talking about deer, all kinds of words in high yin. All ministers are afraid of heights. After "metaphor" refers to the deer as a horse "deliberately reversed black and white, confusing right and wrong.

Three points into the wood-Zhang Huanquan's Broken Tang Book says that Wang Xizhi, a calligrapher in the Eastern Jin Dynasty, wrote on the board, and the sculptor found that the ink of the handwriting penetrated into the board three points deep. Later, people used "incisive" to describe the vigorous brushwork of calligraphy, and also to describe profound insights and accurate exposition.

The last stop-"Historical Records Biography of Huaiyin Hou": "Faith is to make thousands of people go first, go out and carry water behind their backs. Zhao Jun laughed when he saw it. " Metaphor is to fight to the death with the enemy under difficult circumstances.