0 Old HSK word(s):



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



Hsk Characters:

HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual




Helmholtz-DifferentialgleichungHelmholtz-Gleichung (S) [hai4 mu3 huo4 zi1 fang1 cheng2] 亥姆霍兹方程