Changes

原文：

If you have submitted a translation, changes are that after some weeks/months, new strings are added to GRAMPS, implying you need to update your translation file.

译文：

如果你已经提交了翻译，经过了几个星期/几个月有了新的修订，新的字符串被添加到了GRAMPS内，表明你需要升级你的翻译文档。