Two characters might have identical Unicode skeletons but render differently in specific fonts, or have different skeletons but render identically in a particular typeface. Detecting this requires rendering glyphs and comparing pixel output. No purely Unicode-data-based approach handles it, and UTS #39 does not attempt to.
Жители Санкт-Петербурга устроили «крысогон»17:52，推荐阅读heLLoword翻译官方下载获取更多信息
Protesters scatter, ducking into the gaps between buildings and pavement. Some simply cover their heads for protection. Yogendra Nyaupane, 24, is hit and fatally wounded.，更多细节参见夫子
Range, and number of supported devices，更多细节参见爱思助手下载最新版本