0 Old HSK word(s):



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



Hsk Characters:

HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual




Philosophiae Naturalis Principia Mathematica (Math) [zi4 ran2 zhe2 xue2 di4 shu4 xue2 yuan2 li3] 自然哲学的数学原理