英语词汇“secondary resource”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	secondary resource
释义	secondary resource短语¹⁴⁴⁹⁷²⁺² 基本例句二次资源 The electron waste is an importantsecondary resourceof precious metals.电子废料是一种重要的贵金属二次资源。 There may also be annotations, or references, to relevant secondary sources.针对二次资源也有注释和参考资料。
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