Jyut Dictionary
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Jyutping
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真
空
管
[---]
Jyutping
zan1 hung1 gun2
Pinyin
zhēn kōng guǎn
Definitions (CC-CEDICT)
vacuum tube
Definitions (粵典–words.hk)
名詞
可以用嚟控制電流嘅流動方向同大細嘅裝置,構造係內部真空、有至少兩個電極嘅玻璃管;因為成本較高、壽命較短同佔用空間大,基本上已經俾半導體取代,只係剩低一啲特別嘅用途會用(例如音響設備)
vacuum tube; electron tube
Definitions (Wiktionary)
noun
vacuum tube
Definitions (Kaifangcidian)
(沒有對應漢語詞彙)