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近年来,日本社会老龄化问题日益严重,预计到2055年65岁以上的老年人将占到总人口的四成,因此科研人员近期的研发重点也对准了老年人用品。
In recent years, the problem of aging in Japan is worsening. It is estimated that by 2055, the elderly over 65 will account for 40% of the total population. Therefore, researchers’ recent R & D focuses on the elderly.