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| English | German |
| alternating current | Wechelstrom (Electric current that reverses its direction of flow (polarity) periodically according to a frequency measured in hertz, or cycles per second. The rapid change from positive to negative electricity of 60 or more times each second) |
| Alternating Flow | Alternierender Fluss (A SmartArt graphic layout used to show groups of information or sequential steps in a task, process, or workflow. Emphasizes the interaction or relationships among the groups of information) |