Read Edit View history 巯 qiú an atom group Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 巯/巰 · qiú · sulfhydryl 2026/03/04 巯 / 巰 qiú sulfhydryl hydrosulfuryl group (-SH); sulfhydryl 巯基是蛋白质中一个重要的功能基团。 created sense Mar 4, 2026, 02:25 AM