64.下列何者為維生素 B2 的英文別名?
(A)biotin
(B)riboflavin
(C)pyridoxine
(D)tocopherols
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統計: A(259), B(1411), C(134), D(30), E(0) #2867542
統計: A(259), B(1411), C(134), D(30), E(0) #2867542