crystal earphone
... isodynamic earphone 等相电动耳机... crystal earphone 晶体耳机 magnetic earphone 电磁式耳机 ...
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用户可以通过一副耳机或扬声器收直接听来自碳纳米管晶体管的正规无线电广播。
The user listens to regular radio broadcasts that flow directly from a carbon nanotube transistor to a pair of headphones or speakers.
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是否会取代晶体收音机一耳机一？
Will it replace a headset on a crystal radio?
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