To explain the cause is a legal obligation of administrative organ, the administrative subject should explain the cause of the unfavourable executive decision having been done by them.

说明理由是行政机关的法定义务，行政主体应当对其做出的，对当事人不利的行政决定说明理由。

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To explain the cause is a legal obligation of administrative organ, the administrative subject should explain the cause of the unfavourable executive decision having been done by them.

说明理由是行政机关的法定义务，行政主体应当对其做出的，对当事人不利的行政决定说明理由。

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