名词
中文翻译：未打结的孔
同义词：
['unthreaded opening', 'unthreaded gap']
例句：
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1.The unthreaded hole in the wall was a perfect hiding spot for her secret stash of treasures.
墙上那个未打结的孔是她的宝藏秘密藏匿的好地方。
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2. The engineer carefully unthreaded the screw to ensure it would not damage the delicate electronics inside.
工程师小心翼翼地解开螺丝，以确保不会损坏里面那些精密的电子设备。
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3. The unthreaded hole in the wall was a perfect hiding spot for her secret stash of treasures.
墙上那个未打结的孔是她的宝藏秘密藏匿的好地方。