The meanings of “lip” and “tongue” in “the lip of a wound” and “the tongue of a bell” have experienced（）.
A.extension B.elevation C.associated transfer D.degradation正确答案C
The meanings of “lip” and “tongue” in “the lip of a wound” and “the tongue of a bell” have experienced（）.
A.extension B.elevation C.associated transfer D.degradation正确答案C
