The utility model relates to a door opening and closing machine of a swing door.
本实用新型涉及一种平开门开关门机。
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When I heard the door swing to behind me, I knew that I was locked out.
当我听见门在我背后自动关上时, 我就知道我被锁在门外了.
《简明英汉词典》
The wind had made the door swing closed, and she was now locked out.
风把门带上了,她现在被反锁在外面。
《柯林斯高阶英汉双解学习词典》
Manufacturers and installers of PVC door systems, swing doors, fast acting doors.
生产、安装聚氯乙烯门系列, 摆门, 速动门.
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