名词
中文翻译：辅助流体
同义词：
['auxiliary oil', 'auxiliary gas']
例句：
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1.The engine needs auxiliary fluid to keep running smoothly.
发动机需要辅助流体来保持顺畅运行。
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2. During the test, the technician added auxiliary fluid to the engine.
在测试期间，技术人员向引擎中添加了辅助流体。
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3.The car's cooling system relies on auxiliary fluid to maintain temperature.
汽车的冷却系统依靠辅助流体来维持温度。