问题详情

The sentence" Museum is a slippery word" in the first paragraph means that______.
A．the meaning of the word didn"t change until after the 15th century
B．the meaning of the word had changed over the years
C．the Greeks held different concepts from the Romans
D．princes and merchants added paintings to their collections此题为多项选择题。请帮忙给出正确答案和分析，谢谢！