Another conversion approach is called the round-trip conversion.

另一种转换方法称作往返转换。

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A round-trip conversion between two CCSIDs ensures that all characters making the "round trip" arrive as they were originally, even if the receiving CCSID does not support a given character.

两个CCSID之间的往返转换确保所有进行“往返”的字符都以初始的样子到达，即使接收CCSID不支持某一给定字符。

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