1·Now that we've gotten through these definitions, there are many unanswered questions.
现在我们已浏览过这些定义了，但还有很多未回答的问题。
2·Mr. Bull and several other conservators who have not seen the tear say the next steps depend on many unanswered questions.
布尔先生和其他几位同样没有见到撕裂状况的保护工作者都表示，下一步工作取决于许多未回答的问题。
3·“It raises one of the unanswered questions from our research,” Fogel says.
它提出了我们研究中未回答的问题了。
1·P.S. I know that my inbox is still full of unanswered emails from some of you, but I am very busy with my new project so I will get back to all of you as soon as I have some spare time!
附 我知道我的收件箱里堆满了一些来自你们的未答复的邮件，但是我的新项目非常忙，我一有时间就会尽快回复你们。