A profound intrinsically valuable activity is one that fulfills both criteria.

一个深刻的具有内在价值的活动同时满足两个标准。

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An extrinsically valuable activity is a means to an external goal; its value lies in achieving that goal.

外部价值取向的活动是达成外部目标的一个方式，其价值在于获得该目标。

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Planning is a valuable activity; investing significant time creating planning artifacts typically isn't.

规划是有价值的活动；但投入大量的时间来创建规划图表通常不是有价值的活动。

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With actions, Facebook becomes the keeper of the keys to the most valuable database of consumer activity in history.

FORBES: Facebook May, Finally, Have Gone Too Far

The adoption of universal indicators on quality physical education and sport and an economic analysis about the valuable contributions that physical activity and sport make to social and economic development will be considered by this Commission.

UNESCO: Social and Human Sciences

The wider review found it was "valuable at times of high activity or major incident" and the specific review will also look at if the cover provided could be offered in a "more cost effective manner".

BBC: Guernsey