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n vs perturbation | n vs n
gen. 撹乱; 攪乱; かく乱
perturbation ['pɜ:tə'beɪʃ(ə)n] n
gen. 動揺 (どうよう) Life Science Dictionary (Shuji Kaneko)
phys. 摂動 (setsudō)
n adj-no perturbation | n adj-no n
phys. 摂動 (setsudō)