通常后跟单数：（三个或以上中的）另一个：another book/ pair/ day; = a different one of the three or more things 表示“在原有基础/基数上”多出的、额外的数量+ 复数：还有…；再有… I've got five books.I want another three (books) ( =three more books) 我本有5本,但我还需要3本.总共,我有5 + 3= 8本 another + three books:= extra.../ further… three books 视为整体
