羟
Definition
qiān:* 羊名。 qiǎng:* 〔～基〕化学名词，由氢和氧两种原子组成的一价原子团。也叫氢氧基
hydroxide
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 ->
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 ->
Last Modified: 2026-01-29 11:48 UTC