Internationalization(18n)& Localization(10n MUTF-8 Input-> internal process-> output local code->UTF-8-> local code gb18030->UTF-8->gb18030 日XⅫ ib Gtk Qt gEttext( LAB) po--portable format mo - machine format14 Internationalization(i18n) & Localization(l10n) ❑UTF-8 ▪ Input-> internal process -> output ▪ local code -> UTF-8 -> local code ▪ gb18030 -> UTF-8 -> gb18030 ❑X xlib Gtk Qt ❑Gettext ( LAB) ▪ .po -- portable format ▪ .mo -- machine format