名词
中文翻译：数字选择器
同义词：
['digital selector', 'digital switch例句：1. The computer has a built-in digit selector for easy adjustment of settings.（这台电脑内置了数字选择器，方便调整设置。）']
例句：
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1. The computer has a built-in digit selector for easy adjustment of settings.
这台电脑内置了数字选择器，方便调整设置。
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2.The engineer used a digit selector to quickly change the frequency of the signal.
工程师使用数字选择器快速改变信号的频率。
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3.The digit selector on the phone allows you to easily dial out calls.
手机的数码选择器允许你轻松拨号外呼。