试题题干
Etymology is traditionally used for the study of the 
and history of the form and meaning of words.
参考答案
试题解析
传统上，词源学研究词的形式和意义的起源及其历史变化。
Etymology is traditionally used for the study of the and history of the form and meaning of words.
传统上，词源学研究词的形式和意义的起源及其历史变化。