一个大问题英语

“问题”一般用英语“problem”。

difficult problem 难题；难问题

no problem 没问题

problem solving 解决问题

big problem 大问题

environmental problem 环境问题

social problem 社会问题

technical problem 技术问题

Global warming is human are now facing a big problem, this problem is becoming more and more serious

problem常见释义英[ˈprɒbləm]美[ˈprɑːbləm]词典questionproblemmattertrouble例句采取了一系列措施缓解这个问题。A number of measures were taken to alleviate the problem.百度翻译

this is a very difficult question.

this is a very difficult problem

你真的帮了我一个大忙。You really helped me a great favor.真的帮我解决了一个大问题。Really helped me solve a big problem.你真的帮我解决了一个大问题。You really helped me solve a big problem.希望对你有所帮助！！

You have done me a big favor.

You really do me a great favour.