Cathode-ray tube
01
陰極線管, cathode-ray tube
a tube-shaped part in which electrons create bright images, and is used in old television or computer screens
例
The old television in the attic still uses a cathode-ray tube, so it's bulky and heavy.
屋根裏部屋の古いテレビはまだブラウン管を使っているので、かさばって重い。
The monitor at the computer lab was a cathode-ray tube, making it much thicker than today's models.
コンピュータ室のモニターはブラウン管で、現在のモデルよりもずっと厚かった。
