problem (問題): They are working on a solution to the problem. (彼らはその問題の解決策に取り組んでいます) - 試験に出る! 英単語検索辞書

problem (問題): They are working on a solution to the problem. (彼らはその問題の解決策に取り組んでいます)

They are working on a solution to the problem.