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observation | |||
ozonobservation | |||
iagttagelse | |||
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observationer | |||
English thesaurus | |||
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obbo; observ; obsv | |||
obsn; obsr | |||
The condition of weather and terrain that permits a force to see the friendly, enemy, and neutral personnel and systems, and key aspects of the environment. (FRA) |
observation: 271 phrases in 36 subjects |