It is in health workers themselves that knowledge becomes life-giving action.

只有通过卫生工作者，知识才能成为赋予生命的行动。

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In that case action was effective because it was based on knowledge.

上述情况中行动之所以有效是因为以知识为基础。

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In that case action was effective because it was based on knowledge.

上述情况中行动之所以有效是因为以知识为基础。

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