en vacuum tube (n)
― Synonym ⟶
Weight: 1.0
cs elektronka Source: English Wiktionary
fr tube électronique (n)
― Synonym ⟶
Weight: 1.0
cs elektronka Source: French Wiktionary
de elektronenröhre (n)
― Synonym ⟶
Weight: 1.0
cs elektronka Source: German Wiktionary