not look back
US /nɑt lʊk bæk/
UK /nɑt lʊk bæk/

慣用句
1.
振り返らない, 過去を気にしない
to not think about the past, especially when you have left a bad situation or achieved success
例:
•
After she quit her stressful job, she hasn't looked back.
ストレスの多い仕事を辞めて以来、彼女は振り返らなかった。
•
Once he started his own business, he didn't look back and achieved great success.
自分のビジネスを始めて以来、彼は振り返らず大成功を収めた。
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