FluentPlex

puzzle over

动词
  1. To think intensely and deeply about a confusing problem, situation, or question in an effort to understand it or to find a solution. (informal)
+ 加入复习

在真实文章中学习puzzle over

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。

创建免费账号