0 Old HSK word(s):


Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.


Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual




Gleichung mit zwei Unbekannten (S, Math) [er4 yuan2 fang1 cheng2 shi4] 二元方程式