"one who tunes musical instruments," 1801, agent noun from tune (v.). From 1570s as "musician, singer." From 1909 as "device for varying the frequency of a radio or (later) television."
实用例句
1. This piano wants the attention of a competent tuner.
这架钢琴需要一个合适的调节器的注意力.
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2. Built - in with radio tuner function which lets you preset 30 FM channels.
内 置 收音机功能,更可预设30个FM电台频道.
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3. Therefore , the tuner is essential to the frequency modulation radio.
所以调频收音机中的频率调谐器是至关重要的.
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4. Connect your tuner and transmitter to a good earth ground.
把调谐器和发射机安置在一个好的地理位置.
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5. Purpose: FM RF amplifier and local oscillator of FM tuner.
