To get the opposite of what one intended; the result is contrary to the expected.
适正，恰好。恰恰得到与预期相反的结果。
无
Trying to make him happy by giving advice only made him angry—it was a case of 'shì dé qí fǎn'.
Learn the next connected idiom: 适得其反 (shì dé qí fǎn) → 反目成仇 (fǎn mù chéng chóu)
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