A code extension character that can is used by itself to cause a return to the character set in effect prior to the departure caused by a shift out character , usually to return to the standard character set 一種代碼擴充字符,其作用是返回原字符集,即返回到在移出字符之前起作用的那個字符集,通常是返回到標準字符集。
In code extension characters , having the characteristic that a change in inte rpretation applies to all coded representations following , or to all coded representations of a given class , until the next appropriate code extension character occurs 代碼擴充字符具有這種鎖定特性時,對該擴充字符后隨的所有編碼表示或者對給定種類的所有編碼表示在解釋時都要轉義,直到出現下一個適當的代碼擴充字符為止。