名词中文翻译
中文翻译：齿轮对
同义词：
['gear pair', 'gear set']
例句：
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1. The car has a pair of gears that can be adjusted to suit different driving conditions.
这辆车有一副可调整的齿轮，以适应不同的驾驶条件。
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2. The engineer had to change the gears in order to make the machine run smoothly.
工程师不得不换齿轮，以便使机器运转顺畅。
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3. The old man was trying to adjust the gears in his manual transmission.
老人正在试图调整他的手动变速器的齿轮。