翻译句子：由于我们所选的话题范围太大，因此很难详尽的阐述，所以我们需要进行明确的分工

Question

他们给了我很大的帮助，并且帮我修改的我的PowerPoint,使它看起来更加生动完美。

Answer 1

由于我们所选的话题范围太大，因此很难详尽的阐述，所以我们需要进行明确的分工
Owing to the extensive scope of our chosen topic, it will be difficult to expound in detail; so the task needs to be clearly defined.

他们给了我很大的帮助，并且帮我修改的我的PowerPoint,使它看起来更加生动完美。
They had given me great assistence, and had helped me to modify my Power Point and make it looking more vivid and perfect.

【英语牛人团】追问

还有一个句子，最终，我们决定使用这个topic

追答

Finally, we have decided to use this topic.
Our final decision is to use this topic.

Answer 2

As what we have chosen topic range is too big, so it is difficult to detailed elaboration, so we need a clear division of work

They gave me a lot of help, and help me change my PowerPoint, to make it look more vivid and perfect.

Answer 3

They helped me a lot and I modified my Powerpoint file with their kind help, which made it much more vivid and perfect.