トリニトロン

noun

Trinitron

Sony's proprietary cathode-ray tube technology and brand name for televisions and monitors.

• 昔むかし、ソニーのトリニトロンテレビは画が質しつが良よいと評ひょう判ばんだった。

  In the past, Sony's Trinitron TVs were known for their good picture quality.