英日字典: 難題
難題
1 文書を見つけるための辞書。
- problem, job
- 骨の折れること, 課題, 難題, 問題, 困難, 面倒, プロブレム, 厄介事
- a state of difficulty that needs to be resolved; "she and her husband are having problems"; "it is always a job to contact him"; "urban problems such as traffic congestion and smog"
- 解決する必要のある困難な状況
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