名词
中文翻译：调节孔
同义词：
['control hole', 'regulation hole', 'adjustment hole例句：1. The regulator is used to regulate the flow of oil through the engine.（调节器用于通过发动机调节油的流量。）2. The engineer made a regulation hole in the wall to install the new pipe.（工程师在墙上开了一个调节孔来安装新的管道。）3. The machine has a regulation hole that can be adjusted to fit different sizes of objects.（这台机器有一个可以调整大小的调节孔，以适应不同大小的物品。）']
例句：
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1. The regulator is used to regulate the flow of oil through the engine.
调节器用于通过发动机调节油的流量。
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2. The engineer made a regulation hole in the wall to install the new pipe.
工程师在墙上开了一个调节孔来安装新的管道。
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3. The machine has a regulation hole that can be adjusted to fit different sizes of objects.
这台机器有一个可以调整大小的调节孔，以适应不同大小的物品。