单词 | waste material |
释义 | Word Frequency waste material(weɪst məˈtɪərɪəl) or waste matter noun 1. business a useless by-product of an industrial process Depleted uranium is a radioactive waste material produced in the uranium enrichmentprocess, with a half-life of 4.5 billion years. waste materials from the oil industry 2. biology a useless product of a bodily process Blood flows through the body, carrying oxygen and nutrients and removing waste materialsfrom the tissues. |
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