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underground railroad是什么意思，underground railroad的翻译，underground railroad音标、读音、用法和例句_沉淀汉英词典
沉淀汉英词典

underground railroad

U 开头单词

同根派生

     

英汉例句

    用作名词 (n.)

  • There was not an underground in Beijing before.
    北京从前没有地下铁道。
  • The construction of underground railways has eased traffic pressure on the ground.
    地下铁道的修建减轻了地面交通的压力。