英语词汇“vacuum tube”的读音、翻译、释义、用法及例句-初旭网

词汇	vacuum tube
释义	vacuum tube可数名词 (美)真空管
随便看	half sister half-slip half sole half-sole half sovereign half-staff half step half term half tide half-timbered halftime half-timer half tint half title halftone half-track half-truth half volley half-volley halfway halfway house half Wellington half-wit half-witted half-yearly

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