phototube
名词 n.
英文释义
名词 n.
- A gas-filled electron tube that has a photosensitive cathode.
词形变化
词源
Etymology tree
Proto-Indo-European *bʰeh₂-
Proto-Indo-European *bʰéh₂os
Proto-Hellenic *pʰáwos
Ancient Greek φᾰ́ος (phắos)
Ancient Greek φῶς (phôs)
Ancient Greek φωτο- (phōto-)der.
English photo-
Latin tuba
Latin tubusder.
Middle French tubeder.
English tube
English phototube
From photo- + tube.
Proto-Indo-European *bʰeh₂-
Proto-Indo-European *bʰéh₂os
Proto-Hellenic *pʰáwos
Ancient Greek φᾰ́ος (phắos)
Ancient Greek φῶς (phôs)
Ancient Greek φωτο- (phōto-)der.
English photo-
Latin tuba
Latin tubusder.
Middle French tubeder.
English tube
English phototube
From photo- + tube.
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数据来源: Wiktionary