电子管 Save Sign in to save words Traditional (Taiwan): 電子管 diànzǐguǎn ㄉㄧㄢˋ ㄗˇ ㄍㄨㄢˇ valve (electronics) vacuum tube Character by character 电(diàn)lightning 子(zǐ)son 管(guǎn)surname Guan A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0