polysulphide /,pɔli'sʌlfaid, -fid/ 📖 中文释义 n. [化]多硫化物 📘 English Definition(英文释义) n. A sulphide having more than one atom of sulphur inthe molecule; -- contrasted with monosulphide. ← polysulfuration P 字母词表 polysulphone →