► 名詞一遍 [いっぺん]
meaning: once rank: 2☆ 一遍試しにやってみたら？ ⇨ Why don’t you give it a shot once?
More examples:- 一遍に全ての問題を解決するのは無理だ ⇨ It is impossible to solve all the problems all at once
- それを聞いて一遍にやる気が無くなった ⇨ I heard that and lost my enthusiasm immediately and completely