U.S. universities.
build-index renders all 1,418 source characters and 34 target characters as 48x48 greyscale PNGs, one per font that natively contains the character. Fontconfig is queried per-character to avoid brute-force rendering across all 230 fonts (97% reduction: 8,881 targeted renders vs 326,140 brute-force).
，推荐阅读Line官方版本下载获取更多信息
https://feedx.net。搜狗输入法下载对此有专业解读
选择激活函数时，可以根据以下几个原则：