（ ）of meaning is a process by which a word that originally had a specialized meaning has now become generalized.
A.Degradation B.Elevation C.Extension D.Specilization正确答案C
（ ）of meaning is a process by which a word that originally had a specialized meaning has now become generalized.
A.Degradation B.Elevation C.Extension D.Specilization正确答案C
