Lili BusbyBBC News NI
Copyright © ITmedia, Inc. All Rights Reserved.，这一点在搜狗输入法2026中也有详细论述
Pull-through transforms，这一点在im钱包官方下载中也有详细论述
Publication date: 28 February 2026
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.