rarified 英 ['reərɪfaɪd] 美 ['rerəˌfaɪd] 基本解释 adj.=rarefied 同首字母单词 ra [ˈrɑː] raa raad ['rɑːd] raaf rabassaire [rəbə'seər] rabat rabaul rabbah rabbanist rabbanite rabbath rabbet ['ræbɪt]