作用因 (さよういん) — efficient cause (one of Aristotle's four fundamental types of answer to the question "why?")
作用因
さ よ う い ん
Efficient cause (one of Aristotle's four fundamental types of answer to the question "why?")
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作用因 (さよういん) — efficient cause (one of Aristotle's four fundamental types of answer to the question "why?")
