羥 qiǎng hydroxide Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 羟基是醇类分子的特征官能团。 qiǎng jī shì chún lèi fēnzǐ de tèzhēng guānnéng tuán. The hydroxyl group is the characteristic functional group of alcohol molecules. Source: Dong Chinese Dictionary