WOFF 转 TTF
把 WOFF 网页字体解开成 TTF，可以安装到 Windows、macOS 或 Linux 上，在任何桌面应用里使用。
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WOFF
The original web font format — a compressed font wrapper made for fast delivery to browsers via CSS.
TTF
The classic TrueType font. Installs on any system and works in nearly every app — the safest all-round font format.