动词
中文翻译：追溯
同义词：
['derive', 'trace back to', 'reconstruct']
例句：
-
1. The etymology of the word "ecosystem" is fascinating and complex.
“生态系统”这个词的词源令人着迷且复杂。
-
2. The etymology of the phrase "a penny for your thoughts" has been debated for centuries.
“一便士换你的想法”这个短语的词源争论了几个世纪。
-
3. The origins of the term "ecosystem" have been traced back to the 19th century.
“生态系统”一词的起源可以追溯到19世纪。