単純

(1)a lack of penetration or subtlety; "they took advantage of her simplicity"

(2)洞察力、鋭敏さの欠如

(3)the quality of being simple or uncompounded; "the simplicity of a crystal"

(4)単純で複合的でない性質

(5)being undiluted or unmixed with extraneous material

(6)異物との混合や希釈がないこと