名词短语
中文翻译：缩小和扩大机器
同义词：
['reduction and enlargement machine', 'reduction and enlargement device', 'reduction and enlargement machine tool']
例句：
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1. The engineer designed a reducing and enlarging machine to increase the efficiency of the production line.
工程师设计了一台缩小和扩大机器，以提高生产线的效率。
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2.The new model of the reducing and enlarging machine is expected to be more energy-efficient.
新型缩小和扩大机器的预计能效更高。
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3. The company has invested in research and development for a reducing and enlarging machine that can automate many manual processes.
该公司投资研发了一种缩小和扩大机器，可以自动化许多手动过程。