洞
Definition
* 窟窿，深穴，孔。 ～穴。山～。～箫。空～。漏～。～府。～天。 * 打洞，打成洞（穿透） 一狼～其中。 * 透彻地，清楚地。 ～悉。～穿。 * 说数字时用来代替零
cave, grotto; ravine; hole
Structure
Related substructures
Precursors
Small Seal Script
Standardized 221–206 BCE (Qin); developed earlier in Qin
The standardized seal script promulgated after Qin’s unification, based on earlier Qin seal forms and used as an empire-wide norm.Wikipedia ->
Clerical Script
c. 300 BCE–220 CE (emerged late Warring States/Qin; dominant Han)
A practical script that evolved from late Warring States/Qin writing; it matured and became dominant in the Han dynasty, favoring faster, more rectilinear strokes.Wikipedia ->
Transmitted Pre-Qin Forms
Pre-Qin forms (≤221 BCE) / late 2nd century BCE onward (Han → later textual transmission)
Pre-Qin character forms preserved through later textual transmission (often discussed as the 'Old Text' / guwen tradition). Shaped by repeated copying, they can diverge from excavated Warring States materials.Wikipedia ->