190019th Ann. Rep. U.S. Bureau Amer. Ethnol. 1897–8 832 Primitive languages are essentially structural or morphologic, only incidentally lexic.
英语词典包含277258条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。