单词	audion
释义	Audion Audion The trademark of radio vacuum tubes manufactured by the De Forest Radio Company. Audion was also often used even when referring to early radio vacuum tubes from other manufacturers.
随便看	ihea iheac i-head cylinder iheal iheap ihear i hear america singing i heard it through the grapevine i heard the bells on christmas day i heard you i hear & i understand i heart rummage i heart you i hear u i hear what you are saying. i hear what you're sayin'. i hear what you're sayin. i hear what youre sayin'. i hear what youre sayin. i hear what you're saying. i hear what youre saying. i hear what you're saying, and i hear you i hear you i hear you. iheay

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