Read Edit View history 矿石机 kuàngshíjī crystal radio Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 矿石机/ 礦石機 kuàngshíjī crystal radio early type of radio receiver that uses a crystal diode as a detector and does not require an external power source Edit Delete References Add reference synonym 矿石收音机/礦石收音機 → 矿石机/礦石機 Edit Delete
矿石机/ 礦石機 kuàngshíjī crystal radio early type of radio receiver that uses a crystal diode as a detector and does not require an external power source Edit Delete