Audio
| For
Video Coding
| Audio | |
| abbr. file.ext. | .au |
| FoR | |
| abbr. UN gen. | fields of regards |
| for | |
| abbr. | force; forensic; free of tax |
| for. | |
| abbr. dril. | free on rail |
| abbr. earth.sc. | foreign; forest; formation; formula |
| |||
| .au (file name extension) | |||
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Audio : 4 phrases in 4 subjects |
| Computers | 1 |
| Electronics | 1 |
| Information technology | 1 |
| Mass media | 1 |