草蛇灰线

Explanation: Leave things vague analogy to be found the clues and signs. 　　Source: "Hua Yue Hen" Fifth Hui Review: "Write Qiuhen, Cai Qiu, even with the secret of the Ming, Ming the dark ... ... Mournful, horse track spider silk, hidden in the non-words, into fine together. " 　　Examples: Where the market is extremely panic, chaos machine of the community, chosen by these ~ from. ★ Huang Yuan-yung, "both inside and outside of the situation"