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black lead例句_black lead英汉例句_black lead双解例句_沉淀汉英词典
沉淀汉英词典

black lead

B 开头单词

常见例句

    用作名詞 (n.)

  • Graphite is a soft black substance.
    石墨是一種軟而黑的物質。
    • 返回 black lead