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human migration
释义
human migration
Encyclopedia
理学
人类适应
释
human migration
人类迁徙
人类为寻找新的短期或长期定居点,以个体、家庭和族群为单位从一个地方向另一个地方进行长距离迁移的行为。
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pultrusion process
pulu
pulverization
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更新时间:2025/12/28 23:38:38