相対性原理

そうたいせいげんり

noun

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principle of relativity(physics term)

相	inter-, mutual, together, each other, minister of state, councillor, aspect, phase, physiognomy
対	vis-a-vis, opposite, even, equal, versus, anti-, compare
性	sex, gender, nature
原	meadow, original, primitive, field, plain, prairie, tundra, wilderness
理	logic, arrangement, reason, justice, truth