Read Edit View history 萘 nài naphthalene Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 萘 · nài · naphthalene 2026/03/04 萘 nài naphthalene naphthalene C10H8 萘是樟脑丸的主要成分。 noun created sense Mar 4, 2026, 02:25 AM