49.不健康的脂肪是指
(A)飽和脂肪酸（Saturated Fatty Acid)
(B)不飽和脂肪酸（Unsaturated Fatty Acid)
(C)單不飽和脂肪酸(Monounsaturated Fatty Acid)
(D)多不飽和脂肪酸（Polyunsaturated Fatty Acid)

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統計： A(59), B(6), C(0), D(6), E(0) #813891