double-acting door

英 美
  • 弹簧门,摇门,双面摇门,双动门
    1. The theatre has a swinging door.
      那个剧场的门是弹簧门。
    2. Single or double acting door, often become a kind to symbolize luxuriously.
      弹簧门,往往成为一种豪华的象征。

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