英语词汇“black coal”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	black coal
释义	black coal短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 n.黑煤 A denseblack coalthat takes a high polish and is used for jewelry.黑玉，贝褐炭一种用作宝石的很亮的深黑色碳物质
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