0 Old HSK word(s):
杠杆原理* *

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

杠 lever, pole, crowbar / sharpen
杆 pole / shaft of spear
原 source, origin, beginning
理 reason, logic / manage
Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual