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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.
，这一点在91视频中也有详细论述
Москвичей предупредили о резком похолодании09:45
Credit: Liam Daniel / Netflix