He made a personal appeal to the kidnappers to free his child.

他亲自向绑架者发出呼吁，要求他们放他的孩子。

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Sincerity and personal integrity are crucial to their appeal.

忠诚和个人正直对他们的魅力尤为关键。

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Sincerity and personal integrity are crucial to their appeal.

忠诚和个人正直对他们的魅力尤为关键。

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