歐米惠必应词典

underground railroad

U 开头单词

同根派生

     

英汉例句

    用作名詞 (n.)

  • There was not an underground in Beijing before.
    北京從前沒有地下鉄道。
  • The construction of underground railways has eased traffic pressure on the ground.
    地下鉄道的脩建減輕了地麪交通的壓力。