Principle – 原理 [uolli]
Etymology
原 (원) [uon] – origin;
理 (리) [ri] – reason, logic;
noun (명사), sino-korean
Hanja characters: 原，理
원리
noun (명사), sino-korean
Hanja characters: 原，理
Principle – 原理 [uolli]
原 (원) [uon] – origin;
理 (리) [ri] – reason, logic;