第1个回答 2010-08-14
accumulate:堆积,积累
fund:积累
pile:堆积本回答被提问者和网友采纳
第2个回答 2010-08-14
accumulation of words and expressions或
accumulation of vocabularies
第3个回答 2010-08-14
accumulation of words and expressions或
accumulation of vocabularies
第4个回答 2010-08-14
accumulation of vocabulary