名词
中文翻译：标准齿轮
同义词：
['标准件，标准部件例句：1. The machine has standard gears that make it easy to adjust the speed.（这台机器有标准的齿轮，可以轻松调整速度。）2. The car had standard gears that made driving smooth and comfortable.（这辆汽车有标准的齿轮，使得驾驶变得平稳舒适。）3. The new model of bicycle has standard gears that are easy to use for beginners.（新款自行车的标准齿轮对于初学者来说使用起来很容易。）']
例句：
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1. The machine has standard gears that make it easy to adjust the speed.
这台机器有标准的齿轮，可以轻松调整速度。
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2. The car had standard gears that made driving smooth and comfortable.
这辆汽车有标准的齿轮，使得驾驶变得平稳舒适。
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3. The new model of bicycle has standard gears that are easy to use for beginners.
新款自行车的标准齿轮对于初学者来说使用起来很容易。