名词
中文翻译：皮带调节机构
同义词：
['belt-clamping mechanism', 'belt-adjustment mechanism例句：1. The new car hasa belt shifting mechanism that makes it easyto change gears.（这款新车有一个皮带调节机制，使得换挡变得很容易。）']
例句：
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1. The new car hasa belt shifting mechanism that makes it easyto change gears.
这款新车有一个皮带调节机制，使得换挡变得很容易。
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2.The old model had a belt shifting mechanismthat was difficult to operate.
旧型号的皮带调节机制操作起来很困难。
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3. Theengineer designed the belt shifting mechanism to improvefuel efficiency.
工程师设计了皮带调节机制来提高燃油效率。