a group of people working together temporarily until some goal is achieved; "the working group was supposed to report back in two weeks" 何らかのゴールが達成されるまで一時的にともに働く人々のグループ。
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【上位】 an organization regarded as part of a larger social group; "the coach said the offensive unit did a good job"; "after the battle the soldier had trouble rejoining his unit" より大きい社会集団の一部と見なされる組織。
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【下位】 an organized group of people undertaking a journey for a particular purpose; "an expedition was sent to explore Mars" 特定の目的で旅をする人々の組織化されたグループ。
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