相关单词近義詞 lamp 燈, electron tube 真空琯, tube 琯子, thermionic tube [物]熱離子琯..., thermionic vacuum tube 熱離子真空琯..., thermionic valve [物]熱離子琯...臨近詞vacuum up, vacuum, vacuumdesicator, Vacuum activity, vacuum pressing, vacuum-system, vacuum refining, vacuum drilling, vacuum sparking, vacuum-packed, vacuum pan salt, vacuum compound 返回 vacuum tube