字词 | 酐 |
释义 | ㄍㄢ酸酐,是含氧的无机或有机酸缩水而成的氧化物,如二氧化硫、醋酸酐 acid anhydride, an oxide formed by abstraction of water in inorganic or organic acids containing oxygen, such as sulphur dioxide, acetic oxide |
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