日期:
来源:雅诚德英语网
Yet, Proto - Indo - European is believed to be the ancestor of most European languages.
但是印欧语系被认为是大多数欧洲语言的祖先。
Yet, Proto - Indo - European is believed to be the ancestor of most European languages.
但是印欧语系被认为是大多数欧洲语言的祖先。