closed caption
名词 n.
英文释义
名词 n.
- Text which can be displayed on a television or other video screen with suitable equipment, usually a transcription or description of audio material.
词形变化
词源
"Closed" originally indicated that such captions were by default not visible until activated (opened) by the viewer turning them on, in contrast to open captions which are embedded in the video itself, visible to all.
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数据来源: Wiktionary