Last Updated
：2025/11/22
door closer
（ plural ）
Quizzes for review
A mechanical device, containing a spring and a cylinder of fluid, that automatically closes an open door.
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door closer
The landlord installed a heavy-duty door closer to ensure the stairwell door would never be left open.
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The landlord installed a heavy-duty door closer to ensure the stairwell door would never be left open.
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