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| cadre m (A video display format in which black bars appear above and below the video image while it is played. The letterbox format maintains the original aspect ratio of an image when it is displayed in a window with a different aspect ratio) | |||
| English thesaurus | |||
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| letterboxing (ssn) | |||
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letterbox : 7 phrases in 3 subjects |
| Communications | 2 |
| General | 1 |
| Law | 4 |