麻烦大家帮忙翻译一下这个句子吧 谢啦

What about the stuff you are preparing?
Last time we failed, it is my responsibility that I did not prepare it well.

因为不知道那个材料具体是指握毕的什么，所以此处材料没有用material ，你可以根据自己的需要选择很是的词语
material [mə'tiəriəl] adj. 重要的；物质的，实质性的；肉体的
n. 材料，原料；物资；布料
stuff [stʌf] n. 东西；材料；填充物；素材资料
vt. 塞满；填哗塌塞；让吃饱
vi. 吃得过乱皮圆多

How is your preparation of the documents? Last time was failed because I didn't prepare it well.

Your side of the materials ready? the failure, in my duty not to the information.

How is your preparation of the documents? Last time was failed because I didn't prepare it well.
你那边的材料准备的怎么样了？上埋烂梁次失败了历仿，责任都在我没弯运有把资料准备齐全。