参加各种活动以锻炼自己的综合能力的翻译：正在翻译，请等待... 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Participate in various activities to exercise their ability

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Participates in each kind of activity to exercise own synthesizing capacity

Participation in a variety of activities in order to exercise their own integrated capacity

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