date back
动词中文： 追溯
- To have begun at a particular time; for there to be records of something extending to a time in history. · This tradition dates back 1000 years.· The fossils date back to the Precambrian eon.
来自图书馆
The vendetta might conceivably date back to the man’s first marriage, and the ring be taken for some such reason.
在真实文章中学习date back
注册免费账号后，在图书馆中把鼠标悬停在任何单词上即可看到意思，还能听朗读、收藏单词并按你的记忆安排复习，看到每本书你已经认识多少。