名词
中文翻译：释放孔
同义词：
['release gap', 'release pore']
例句：
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1. The engineer made a hole in the wall to release some air.
工程师在墙上打了一个孔来释放一些空气。
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2. The scientist discovered a small release hole in the rock.
科学家在岩石中发现了一个小的释放孔。
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3. The workers carefully removed the metal plate to release the trapped air.
工人们小心翼翼地移除了金属板，以释放被困的空气。