Read Edit View history 硫茚 liúyìn benzothiophene Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 硫茚 · liúyìn · benzothiophene 2026/03/04 硫茚 liúyìn benzothiophene benzothiophene 硫茚是一种常见的杂环化合物。 noun created sense Mar 4, 2026, 02:25 AM