狐听之声

Explanation: "Waterways river a" primer "sign above in mind": "Union Tianjin, Kawazu 忄 each cloud, as the narrow river side, is wider than the Huai Ji, Shu Zhang cold is ice thickness. The ice began together, traveling not However, the line to be Fox, cloud this thing good listener, is water under the ice too, who see the fox crossing party lines. "Qi tui" Family Instructions documentary evidence ":" Fox of the beast, and there are suspicions, it is listen to the sound of river ice-free water, and then dare to cross. "Later, because of" Fox Listen 　　Source: "Waterways river a" primer "sign above in mind," before the ice together, traveling not have to be fox-line, good things to listen to this cloud, water under the ice is over, people see the fox crossing the line side. "Northern Qi tui" Family Instructions of documentary evidence, "Fox of the beast, and there are suspicions, it is not listening to the sound of water of river ice, and then dare to cross." 　　Examples: Do not Pu Xiao Ning, ~ first way; back together Ting Xiao, insects doubt the quality of Russian life. ★ Tang Linzi "Yang Bing Fu"