| 单词 | sulphur |
| 释义 | sulphur n. & v. (US sulfur) --n 1. a a pale-yellow non-metallic element having crystalline and amorphous forms, burning with a blue flame and a suffocating smell, and used in making gunpowder, matches, and sulphuric acid, in the vulcanizing of rubber, and in the treatment of skin diseases. Usage Symb.: S. b (attrib.) like or containing sulphur. 2. the material of which hell-fire and lightning were believed to consist. 3. any yellow butterfly of the family Pieridae. 4. a pale greenish yellow colour. --vtr. 1. treat with sulphur. 2. fumigate with sulphur. Phrases and idioms sulphur candle a candle burnt to produce sulphur dioxide for fumigating. sulphur dioxide a colourless pungent gas formed by burning sulphur in air and used as a food preservative. sulphur spring a spring impregnated with sulphur or its compounds. Derivatives sulphury adj. Etymology: ME f. AF sulf(e)re, OF soufre f. L sulfur, sulp(h)ur |
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