動作原理

どうさげんり

noun

•

operating principles

動	move, motion, change, confusion, shift, shake
作	make, production, prepare, build
原	meadow, original, primitive, field, plain, prairie, tundra, wilderness
理	logic, arrangement, reason, justice, truth

こわ

しゅうり

、

かいろ

どうさげんり

りかい

あらた

き

Repairing a broken radio I realise over again that I don't have an understanding of the operating principles of circuitry