You can create your own symbols and import characters from other fonts. You can add new symbols to the basic catalogue of $[officename] Math symbols, or create your own special catalogues. Numerous special characters are also available.
您可以创造自己的符号或从其他字体中导入字符。可以在 $[officename] Math 符号的基础分类中添加新的符号，也可以创建自己的专用分类。大量的特殊字符可供您使用。