名词
中文翻译：拇指轮
同义词：
['thumb slider', 'thumbwheel', 'thumbwheel control']
例句：
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1. The car has a thumb wheel to adjust the temperature.
这辆车有一个拇指转盘来调整温度。
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2. The engineer used a thumb wheel to operate the machine.
工程师用拇指转盘操作机器。
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3. She uses a thumb wheel to turn on the lights in her apartment.
她使用拇指转盘来打开她公寓里的灯。