名词
中文翻译：洞应用
同义词：
['hole application', 'hole application process', 'hole application technique']
例句：
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1. The engineer used a hole application to create the perfect fit.
工程师使用一种孔应用技术来制作完美的契合。
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2. The hole application was crucial for the success of the project.
孔应用对于项目的成功至关重要。
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3. The hole application process involved drilling a small hole in the wall and filling it with concrete.
孔应用过程包括在墙上钻一个小孔并用混凝土填充。