Lead, a commonly used Chinese word (first-class word), pronounced as qiān or yán, is a pictophonetic character, which was first seen in Xiao Zhuan in Shuowen. The original meaning refers to lead without the hardness that metals should have; The extended meanings include the metaphor of Lu Blunt, the so-called Taoist qi running in the human body and so on.
Lead, pictophonetic characters. "Cheng" means that lead is a metal; "?" Pronunciation? Refers to the muddy land in the mountains, which is soft, indicating that lead is a soft metal; "?" This word also means edge, so the whole word means edge metal, which means lead without the hardness that metal should have.
Shuowen: "Lead, green gold also. Is it gold? Sound. " Xu Hao's Notes: Notes of Xiao Weichuan in the Later Han Dynasty: Lead, blue gold, like tin, blue in color. "Book Gong Yu": "Daiyisi, shovel, lead, pine and strange stones."
Interpretation of ancient books
Tang Yunhe specializes in cutting. The rest of Jiyun and Yunhui were specially cut. Sound edge. Shuo Wen: Qing Jinye. Jade piece: black tin also. Zheng Zitong: Tin. Born in Pingze, Shu County, today there are silver pits everywhere. A black jar. Tin is white, so lead is black tin. Li Shizhen said: Lead is easy to flow downstream, so it is called lead.
Book Gong Yu: A lead turquoise. "Treasure Theory": There are several kinds of lead, and Persian lead is hard and white, which is the first one. Grass festival leads out, and silver is also the essence. Silver lead, the lead in the silver pit, contains five colors. Shangrao and Leping lead followed, followed by negative lead and iron seedling. Du Gutao said: The lead in the feet of Yazhou fish is shaped like a pod and as big as a tadpole. It is black, born in sand, and can also dry mercury.