名词
中文翻译：失败的洞
同义词：
['failed pit', 'failed opening', 'failed cavity']
例句：
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1. Theengineer found a failed hole in the wall during the inspection.
工程师在检查时发现墙上有一个失败的洞。
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2. The construction crew had to repair the failed hole before they could continue work.
施工队不得不先修复那个失败的洞，才能继续工作。
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3.The failed hole was filled with concrete and sealed tightly to prevent further leaks.
那个失败的洞被混凝土填充并密封得严严实实，以防止进一步泄漏。